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Pinworm (parasite)

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female becomes filled with eggs. The estimations of the number of eggs in a gravid female pinworm range from about 11,000 to 16,000. The egg-laying process begins about five weeks after initial ingestion of pinworm eggs by the human host. The gravid female pinworms migrate through the colon towards
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Foitová, Ivona; Civáňová, Kristína; Baruš, Vlastimil; Nurcahyo, Wisnu (1 July 2014). "Phylogenetic relationships between pinworms (Nematoda: Enterobiinae) parasitising the critically endangered orang-utan, according to the characterisation of molecular genomic and mitochondrial markers".
641: 970:, and while moving on the skin near the anus, the female pinworms deposit eggs either through (1) contracting and expelling the eggs, (2) dying and then disintegrating, or (3) bodily rupture due to the host scratching the worm. After depositing the eggs, the female becomes 786: 2106:
Nakano T, Okamoto M, Ikeda Y, Hasegawa H (December 2006). "Mitochondrial cytochrome c oxidase subunit 1 gene and nuclear rDNA regions of Enterobius vermicularis parasitic in captive chimpanzees with special reference to its relationship with pinworms in humans".
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Hasegawa H, Ikeda Y, Fujisaki A, et al. (December 2005). "Morphology of chimpanzee pinworms, Enterobius (Enterobius) anthropopitheci (Gedoelst, 1916) (Nematoda: Oxyuridae), collected from chimpanzees, Pan troglodytes, on Rubondo Island, Tanzania".
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in the anal area. Extraintestinal disease is rare and most commonly involves the female reproductive tract, but spleen abscess has also been reported. Enterobius vermicularis infections are found to be correlated with stunting and lower mean
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by 20 to 30 μm, and have a thick shell flattened on one side. The small size and colourlessness of the eggs make them invisible to the naked eye, except in barely visible clumps of thousands of eggs. Eggs may contain a developing
767: 1048:, pinworms are common among people living in close contact, and tends to occur in all people within a household. The prevalence of pinworms is not associated with gender, nor with any particular social class, 1762:
Agostinis, Paolo; Cappello, Dario; Riccardi, Niccolò; Michelutti, Teresa; Orsaria, Maria; Zerbato, Verena; Di Bella, Stefano (11 September 2023). Amoroso, Anthony; Nori, Priya; Riedel, David J (eds.).
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end, is 8 to 13 mm long, and 0.5 mm thick. The adult male is considerably smaller, measuring 2 to 5 mm long and 0.2 mm thick, and has a curved posterior end. The eggs are
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Panidis, Stavros; Paramythiotis, Daniel; Panagiotou, Dimitris; Batsis, Georgios; Salonikidis, Spyridon; Kaloutsi, Vassiliki; Michalopoulos, Antonios (1 January 2011).
616:(i.e., sexual organ). Its existence is controversial, however; Totkova et al. (2003) consider the evidence to be insufficient, and Hasegawa et al. (2006) contend that 335: 326: 277: 218: 392: 383: 287: 228: 37:
This article is about the nematode of the family Enterobius, known as pinworm in the US. For the different nematode known as pinworm in the rest of the world, see
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Hasegawa H, Takao Y, Nakao M, Fukuma T, Tsuruta O, Ide K (February 1998). "Is Enterobius gregorii Hugot, 1983 (Nematoda: Oxyuridae) a distinct species?".
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of embryonated eggs by inadequate hand washing or nail biting, inhalation followed by swallowing of airborne eggs may occur rarely. The eggs hatch in the
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Burkhart CN, Burkhart CG (October 2005). "Assessment of frequency, transmission, and genitourinary complications of enterobiasis (pinworms)".
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A fossilized nematode egg was detected in 240 million-year-old fossil dung, showing that parasitic pinworms already infested pre-mammalian
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in this age group having been reported as high as 61% in India, 50% in England, 39% in Thailand, 37% in Sweden, and 29% in Denmark.
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twice and become adults. Females survive for 5 to 13 weeks, and males about 7 weeks. The male and female pinworms mate in the
2336: 2252: 2227: 1049: 3702: 17: 1052:, or culture. Pinworms are an exception to the tenet that intestinal parasites are uncommon in affluent communities. 3637: 3715: 3650: 2028: 1904: 1059:. The earliest known instance of the pinworms associated with humans is evidenced by pinworm eggs found in human 420: 3781: 3776: 534:
is common in human children and transmitted via the faecal-oral route. Humans are the only natural host of
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and dies. The female emerges from the anus to obtain the oxygen necessary for the maturation of the eggs.
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molts four times; the first two within the egg before hatching and two before becoming an adult worm.
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International Statistical Classification of Diseases and Related Health Problems (ICD) 10th Revision
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infection) in the United States, western Europe, and Oceania. In the United States, a study by the
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grow rapidly to a size of 140 to 150 μm, and migrate through the small intestine towards the
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distinguishable from the human pinworm. Hugot (1983) claims another species affects humans,
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Bahader, S. M.; Ali, G. S.; Shaalan, A. H.; Khalil, H. M.; Khalil, N. M. (1995).
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The pinworm has a worldwide distribution, and is the cause of the most common
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has been similarly associated. Because it spreads from host to host through
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of 11.4% among children. Pinworms are particularly common in children, with
3490: 3446: 3342: 3249: 3124: 2695: 2410: 2367: 2146:"[Enterobius gregorii (Oxyuridae, Nematoda), a new human parasite]" 2128: 2047: 1955: 1861: 1846: 1795: 1433: 1366: 1063: 817: 778: 759: 740: 721: 694: 485: 2317: 2299: 2208: 2171: 1877: 1779: 3671: 3565: 3477: 3462: 3318: 3199: 3180: 3171: 3159: 3013: 2977: 2959: 2926: 2912: 2704: 2630: 2575: 2510: 1764:"A 25-Year-Old Woman With Long-Lasting Abdominal Pain and Spleen Abscess" 1041: 653: 126: 777:
eggs, of the same size as early eggs but having undergone more mitoses.
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Diagnostic pathology of parasitic infections with clinical correlations
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and have a surface that adheres to objects. The eggs measure 50 to 60
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Graves, B.; Leder, K.; Sinickas, V.; Sheorey, H. (February 2018).
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has been shown to increase both incidence and relapse rates, and
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Two female pinworms next to a ruler: The markings are 1 mm apart.
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at a rate of 12 to 14 cm per hour. They emerge from the
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The entire life cycle, from egg to adult, takes place in the
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size. Throughout this article, the word "pinworm" refers to
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of a single host, from about 2–4 weeks or about 4–8 weeks.
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This article is about the organism. For the infection, see
1730: 44:"Oxyuris" redirects here. For the genus of nematodes, see 2247:(22nd ed.). Saunders Elsevier. pp. 1515–1519. 2331:. American Society for Microbiology. pp. 246–247. 1859: 887:
showing the stages inside and outside of the human body
492:) or less precisely as oxyuriasis in reference to the 460:(in the United Kingdom, Australia and New Zealand) or 2027:
Totkova A, Klobusicky M, Holkova R, Valent M (2003).
1693: 1691: 1689: 1687: 1612: 1527: 1525: 1523: 1521: 1519: 1517: 1674: 1672: 1670: 1610: 1608: 1606: 1604: 1602: 1600: 1598: 1596: 1594: 1592: 624:. Regardless of its status as a distinct species, 1684: 1657: 1655: 1653: 1651: 1564: 1562: 1560: 1514: 792:Pinworms are sometimes diagnosed incidentally by 681:Pinworms are sometimes diagnosed incidentally by 3753: 1667: 1589: 1579: 1577: 1558: 1556: 1554: 1552: 1550: 1548: 1546: 1544: 1542: 1540: 1128: 1126: 1124: 1122: 1120: 1118: 1866:Journal of the Egyptian Society of Parasitology 554:. In British usage, however, pinworm refers to 1648: 1280: 1245: 1243: 1241: 1229: 1227: 1105: 1103: 70:Pinworms (U.S.)/Threadworms (U.K.) ( 2455: 1884: 1574: 1537: 1259: 1257: 1115: 2435:Enterobius vermicularis image library at DPD 2150:Annales de Parasitologie Humaine et Comparée 1291: 1238: 1224: 1100: 669:. The larvae grow to 140–150 μm in length. 2958: 2462: 2448: 2328:Practical guide to diagnostic parasitology 1503: 1254: 61: 2400: 2307: 2161: 2029:"Enterobius gregorii—reality or fiction?" 1836: 1826: 1733:"Extraintestinal Enterobius vermicularis" 1423: 1405: 1268: 878: 735:Partially longitudinal cross-section of 639: 1902: 1808: 1494: 1492: 1203: 1201: 1199: 1197: 1195: 1193: 1191: 1189: 1187: 1185: 1183: 1181: 1179: 648:The adult female has a sharply pointed 14: 3754: 1177: 1175: 1173: 1171: 1169: 1167: 1165: 1163: 1161: 1159: 950:, where they attach themselves to the 628:is considered clinically identical to 3532: 3531: 2443: 1090:(similarly named parasites and fungi) 831:Pinworm eggs are easily seen under a 3726:b928493c-4ba6-486d-a630-6853a2b6b372 3651:e64c6d51-cc9e-4709-a45d-0eecc196bfda 2385:"Pinworms (Enterobius Vermicularis)" 2348:International Journal of Dermatology 2012:Merriam-Webster's Medical Dictionary 1992:Merriam-Webster's Medical Dictionary 1986: 1489: 1478: 1308: 1208:Registry-Migration.Gbif.Org (2022). 902:Although infection often occurs via 2417: 2284:"Enterobius vermicularis infection" 1903:Mitrica, Dragos (2 December 2014). 1472: 1156: 24: 2215: 2006: 1697: 1531: 1446: 1297: 25: 3798: 2428: 2382: 2345: 2269:. World Health Organization. 2007 2178: 2105: 1932: 1678: 1616: 1249: 1233: 1109: 567: 2360:10.1111/j.1365-4632.2004.02332.x 2026: 1628: 1263: 860: 840: 824: 785: 766: 747: 728: 701: 674: 83: 2324: 1970: 1896: 1853: 1802: 1755: 1724: 1711:"Enterobiasis leads to itching" 1703: 1661: 1622: 1466: 1440: 1394:Journal of Medical Case Reports 1381: 1329: 1302: 1274: 1011: 3772:Parasitic nematodes of mammals 2143: 1509: 922:. During this migration, they 13: 1: 3767:Parasitic nematodes of humans 2383:Caldwell JP (February 1982). 2281: 2236: 1925: 1890: 1583: 1568: 1287:Merriam-Webster: Enterobiasis 1008:among prepubescent children. 991:causes the medical condition 954:and ingest colonic contents. 874: 665:or a fully developed pinworm 635: 612:, and has a slightly smaller 2921:Diphyllobothrium mansonoides 2325:Garcia, Lynne Shore (2009). 1768:Clinical Infectious Diseases 1749:10.1016/j.pathol.2017.12.322 1617:Burkhart & burkhart 2005 1309:C.P., Arjun (October 2015). 1066:to 7837 BC found in western 977: 957:Almost the entire body of a 893:human gastrointestinal tract 847:This micrograph reveals the 7: 3258:Angiostrongylus cantonensis 2907:Spirometra erinaceieuropaei 2181:The Journal of Parasitology 2163:10.1051/parasite/1983584403 2036:Bratislavské Lekárske Listy 1936:The Journal of Parasitology 1485:NCBI taxonomy database 2009 1317:. Zoo Outreach Organization 1298:Merriam-Webster: Oxyuriasis 1073: 999:, whose primary symptom is 10: 3803: 2282:Cook GC (September 1994). 2244:Manson's tropical diseases 1809:Guan, M.; Han, B. (2019). 1447:CP, Arjun (October 2015). 981: 851:alae in the head region of 594:Enterobius anthropopitheci 524:Enterobius anthropopitheci 178:Enterobius anthropopitheci 43: 36: 29: 3540: 3498:Capillaria philippinensis 3461: 3430: 3421:Halicephalobus gingivalis 3392:Strongyloides stercoralis 3381: 3288: 3198: 3170: 3123: 3012: 3003: 2976: 2967: 2945: 2882: 2798: 2783: 2694: 2661: 2574: 2509: 2494: 2481: 2389:Canadian Family Physician 2216:Gutiérrez, Yezid (2000). 2121:10.1007/s00436-006-0238-4 2081: 2061: 1974:. Encyclopædia Britannica 1828:10.1186/s12889-019-7538-y 1631:"Enterobius vermicularis" 1498: 1484: 1351:10.1007/s00436-014-3892-y 1026:Center of Disease Control 910:(i.e., first part of the 472:(roundworm) and a common 173: 168: 80:Scientific classification 78: 69: 60: 55: 39:Strongyloides stercoralis 3504:Intestinal capillariasis 2599:Dicrocoelium dendriticum 2261: 1210:"GBIF Backbone Taxonomy" 1094: 938:(i.e., beginning of the 914:). The emerging pinworm 604:, which is supposedly a 510:. Other species seen in 3491:Trichuriasis / Whipworm 3441:Enterobius vermicularis 3236:Cutaneous larva migrans 2809:Echinococcus granulosus 2749:Heterophyes heterophyes 2735:Gastrodiscoides hominis 2558:Trichobilharzia regenti 1407:10.1186/1752-1947-5-559 1286: 1275:Encyclopædia Britannica 754:Cross-section of early 737:Enterobius vermicularis 582:Enterobius vermicularis 544:Enterobius vermicularis 536:Enterobius vermicularis 532:Enterobius vermicularis 504:Enterobius vermicularis 453:Enterobius vermicularis 411:Enterobius vermicularis 336:Enterobius paraguerezae 327:Enterobius magnispicula 278:Enterobius interlabiata 219:Enterobius callithricis 72:Enterobius vermicularis 3339:Visceral larva migrans 3134:Gnathostoma spinigerum 2987:Dracunculus medinensis 2893:Diphyllobothrium latum 2672:Paragonimus westermani 2639:Opisthorchis viverrini 2420:Village Medical Manual 2067:NCBI taxonomy database 1475:, p. B-152 & B-225 888: 645: 620:is a younger stage of 564:is called threadworm. 393:Enterobius schaefferae 384:Enterobius pygatrichus 288:Enterobius lagothricis 229:Enterobius duplicidens 3782:Parasites of primates 3220:Ancylostoma duodenale 2763:Metagonimus yokogawai 2418:Vanderkooi M (2000). 2300:10.1136/gut.35.9.1159 2109:Parasitology Research 2057:on 10 September 2011. 1339:Parasitology Research 882: 643: 586:Oxyurias vermicularis 199:Enterobius brevicauda 3777:Parasites of equines 3646:Fauna Europaea (new) 3472:Trichinella spiralis 3299:Ascaris lumbricoides 3113:Lymphatic filariasis 3095:Wuchereria bancrofti 1635:Animal Diversity Web 1250:Hasegawa et al. 2006 1234:Hasegawa et al. 1998 1212:. GBIF Secretariat. 1110:Hasegawa et al. 2005 1028:reported an overall 345:Enterobius parallela 239:Enterobius emodensis 184:(chimpanzee pinworm) 3486:Trichuris trichiura 3413:Trichostrongyliasis 3029:Onchocerca volvulus 2585:Clonorchis sinensis 2520:Schistosoma mansoni 2501:Trematode infection 2263:"B80: Enterobiasis" 2093:on 27 November 2013 1780:10.1093/cid/ciad047 1456:Zoos' Print Journal 1315:Zoos' Print Journal 1264:Totkova et al. 2003 800:of male pinworm in 708:High magnification 689:of pinworms in the 602:Enterobius gregorii 572:The pinworm (genus 540:Enterobius gregorii 516:Enterobius buckleyi 506:were reported from 474:intestinal parasite 402:Enterobius shriveri 258:Enterobius gregorii 248:Enterobius foecunda 209:Enterobius buckleyi 18:Enterobius gregorii 3787:Colorectal surgery 3372:Parascaris equorum 3358:Dioctophyme renale 3264:Angiostrongyliasis 3244:Necator americanus 3214:Hookworm infection 3074:Dirofilaria repens 2899:Diphyllobothriasis 2790:Tapeworm infection 2721:Fasciolopsis buski 2239:Zumla, Alimuddin I 889: 646: 502:Other than human, 374:Enterobius polyoon 364:Enterobius pitheci 355:Enterobius pesteri 308:Enterobius lerouxi 298:Enterobius lemuris 269:Enterobius inglisi 46:Oxyuris (nematode) 3749: 3748: 3734:Open Tree of Life 3534:Taxon identifiers 3525: 3524: 3521: 3520: 3457: 3456: 3194: 3193: 3190: 3189: 2941: 2940: 2937: 2936: 2815:E. multilocularis 2779: 2778: 2619:Fasciola hepatica 2471:Parasitic disease 2338:978-1-55581-154-9 2254:978-1-4160-4470-3 2229:978-0-19-512143-8 2144:Hugot JP (1983). 2014:. Merriam-Webster 1994:. Merriam-Webster 1948:10.1645/GE-569R.1 1815:BMC Public Health 993:pinworm infection 984:Pinworm infection 482:pinworm infection 456:), also known as 441: 440: 435: 424: 406: 397: 388: 379: 369: 359: 350: 340: 331: 322: 318:Enterobius macaci 313: 303: 293: 283: 273: 263: 253: 243: 234: 224: 214: 204: 194: 189:Enterobius atelis 183: 164: 32:Pinworm infection 16:(Redirected from 3794: 3742: 3741: 3729: 3728: 3719: 3718: 3706: 3705: 3693: 3692: 3680: 3679: 3667: 3666: 3654: 3653: 3641: 3640: 3628: 3627: 3615: 3614: 3602: 3601: 3589: 3588: 3576: 3575: 3574: 3561: 3560: 3559: 3529: 3528: 3406:Trichostrongylus 3398:Strongyloidiasis 3278:Metastrongylosis 3010: 3009: 2974: 2973: 2965: 2964: 2956: 2955: 2860:Hymenolepis nana 2796: 2795: 2696:Intestinal fluke 2507: 2506: 2492: 2491: 2464: 2457: 2450: 2441: 2440: 2423: 2414: 2404: 2379: 2342: 2321: 2311: 2278: 2276: 2274: 2258: 2237:Cook, Gordon C; 2233: 2212: 2175: 2165: 2140: 2102: 2100: 2098: 2078: 2076: 2074: 2058: 2056: 2050:. Archived from 2033: 2023: 2021: 2019: 2003: 2001: 1999: 1983: 1981: 1979: 1967: 1920: 1919: 1917: 1915: 1900: 1894: 1888: 1882: 1881: 1857: 1851: 1850: 1840: 1830: 1806: 1800: 1799: 1759: 1753: 1752: 1728: 1722: 1721: 1719: 1717: 1707: 1701: 1695: 1682: 1676: 1665: 1659: 1646: 1645: 1643: 1641: 1626: 1620: 1614: 1587: 1584:Cook et al. 2009 1581: 1572: 1566: 1535: 1529: 1512: 1507: 1501: 1496: 1487: 1482: 1476: 1470: 1464: 1463: 1453: 1444: 1438: 1437: 1427: 1409: 1385: 1379: 1378: 1345:(7): 2455–2466. 1333: 1327: 1326: 1324: 1322: 1306: 1300: 1295: 1289: 1284: 1278: 1272: 1266: 1261: 1252: 1247: 1236: 1231: 1222: 1221: 1205: 1154: 1153: 1151: 1149: 1130: 1113: 1107: 1034:prevalence rates 864: 844: 828: 812:(red arrow) and 789: 770: 751: 732: 712:of a pinworm in 705: 678: 433: 430:Enterobius yagoi 414: 405: 396: 387: 377: 367: 358: 348: 339: 330: 321: 311: 301: 291: 281: 272: 261: 251: 242: 232: 222: 212: 202: 192: 182:(Gedoelst, 1916) 181: 162: 88: 87: 65: 53: 52: 21: 3802: 3801: 3797: 3796: 3795: 3793: 3792: 3791: 3752: 3751: 3750: 3745: 3737: 3732: 3724: 3722: 3714: 3709: 3701: 3696: 3688: 3683: 3675: 3670: 3662: 3657: 3649: 3644: 3636: 3631: 3623: 3618: 3610: 3605: 3597: 3592: 3584: 3579: 3570: 3569: 3564: 3555: 3554: 3549: 3536: 3526: 3517: 3453: 3426: 3377: 3284: 3232:Ancylostomiasis 3202: 3186: 3166: 3146:Gnathostomiasis 3119: 3016: 2999: 2950: 2947: 2933: 2884:Pseudophyllidea 2878: 2829:Taenia saginata 2787: 2775: 2727:Fasciolopsiasis 2712:Echinostomiasis 2690: 2657: 2651:Opisthorchiasis 2570: 2550:Schistosomiasis 2544:S. intercalatum 2498: 2496:Fluke/trematode 2487: 2484: 2477: 2468: 2431: 2426: 2422:(5th ed.). 2339: 2272: 2270: 2255: 2230: 2193:10.2307/3284542 2096: 2094: 2072: 2070: 2054: 2031: 2017: 2015: 1997: 1995: 1977: 1975: 1928: 1923: 1913: 1911: 1901: 1897: 1889: 1885: 1858: 1854: 1807: 1803: 1760: 1756: 1729: 1725: 1715: 1713: 1709: 1708: 1704: 1696: 1685: 1677: 1668: 1660: 1649: 1639: 1637: 1627: 1623: 1615: 1590: 1582: 1575: 1567: 1538: 1530: 1515: 1508: 1504: 1497: 1490: 1483: 1479: 1473:Vanderkooi 2000 1471: 1467: 1451: 1445: 1441: 1386: 1382: 1334: 1330: 1320: 1318: 1307: 1303: 1296: 1292: 1285: 1281: 1273: 1269: 1262: 1255: 1248: 1239: 1232: 1225: 1218:10.15468/39omei 1206: 1157: 1147: 1145: 1132: 1131: 1116: 1108: 1101: 1097: 1076: 1014: 989:E. vermicularis 986: 980: 948:ascending colon 940:large intestine 912:small intestine 897:E. vermicularis 885:E. vermicularis 877: 870: 868:E. vermicularis 865: 856: 853:E. vermicularis 845: 836: 829: 820: 816:(black arrow), 790: 781: 775:E. vermicularis 771: 762: 756:E. vermicularis 752: 743: 733: 724: 706: 697: 679: 638: 630:E. vermicularis 622:E. vermicularis 610:E. vermicularis 598:morphologically 576:) is a type of 570: 425:(human pinworm) 378:(Linstow, 1909) 349:(Linstow, 1908) 312:Sandosham, 1950 282:Sandosham, 1950 252:(Linstow, 1879) 213:Sandosham, 1950 203:Sandosham, 1950 161: 82: 49: 42: 35: 28: 27:Species of worm 23: 22: 15: 12: 11: 5: 3800: 3790: 3789: 3784: 3779: 3774: 3769: 3764: 3747: 3746: 3744: 3743: 3730: 3720: 3707: 3694: 3681: 3668: 3655: 3642: 3633:Fauna Europaea 3629: 3616: 3603: 3590: 3577: 3562: 3546: 3544: 3538: 3537: 3523: 3522: 3519: 3518: 3516: 3515: 3508: 3507: 3506: 3494: 3482: 3481: 3480: 3467: 3465: 3459: 3458: 3455: 3454: 3452: 3451: 3450: 3449: 3436: 3434: 3428: 3427: 3425: 3424: 3417: 3416: 3415: 3402: 3401: 3400: 3387: 3385: 3379: 3378: 3376: 3375: 3368: 3367: 3366: 3364:Dioctophymosis 3354: 3347: 3346: 3345: 3327:Toxocara canis 3323: 3322: 3321: 3309: 3308: 3307: 3294: 3292: 3286: 3285: 3283: 3282: 3281: 3280: 3272:Metastrongylus 3268: 3267: 3266: 3254: 3253: 3252: 3240: 3239: 3238: 3226:A. braziliense 3216: 3210: 3208: 3196: 3195: 3192: 3191: 3188: 3187: 3185: 3184: 3176: 3174: 3168: 3167: 3165: 3164: 3163: 3162: 3150: 3149: 3148: 3129: 3127: 3121: 3120: 3118: 3117: 3116: 3115: 3091: 3090: 3089: 3087:Dirofilariasis 3077: 3070: 3069: 3068: 3066:Mansonelliasis 3056: 3055: 3054: 3039: 3038: 3037: 3035:Onchocerciasis 3024: 3022: 3007: 3001: 3000: 2998: 2997: 2996: 2995: 2993:Dracunculiasis 2982: 2980: 2971: 2962: 2953: 2943: 2942: 2939: 2938: 2935: 2934: 2932: 2931: 2930: 2929: 2917: 2916: 2915: 2903: 2902: 2901: 2888: 2886: 2880: 2879: 2877: 2876: 2875: 2874: 2872:Hymenolepiasis 2856: 2855: 2854: 2825: 2824: 2823: 2821:Echinococcosis 2804: 2802: 2800:Cyclophyllidea 2793: 2781: 2780: 2777: 2776: 2774: 2773: 2772: 2771: 2769:Metagonimiasis 2759: 2758: 2757: 2755:Heterophyiasis 2745: 2744: 2743: 2741:Amphistomiasis 2731: 2730: 2729: 2717: 2716: 2715: 2700: 2698: 2692: 2691: 2689: 2688: 2687: 2686: 2684:Paragonimiasis 2667: 2665: 2659: 2658: 2656: 2655: 2654: 2653: 2635: 2634: 2633: 2615: 2614: 2613: 2611:Dicrocoeliasis 2595: 2594: 2593: 2580: 2578: 2572: 2571: 2569: 2568: 2567: 2566: 2564:Swimmer's itch 2554: 2553: 2552: 2538:S. haematobium 2515: 2513: 2504: 2489: 2479: 2478: 2467: 2466: 2459: 2452: 2444: 2438: 2437: 2430: 2429:External links 2427: 2425: 2424: 2415: 2380: 2354:(10): 837–40. 2343: 2337: 2322: 2294:(9): 1159–62. 2279: 2259: 2253: 2234: 2228: 2213: 2176: 2141: 2103: 2083:"Enterobiasis" 2079: 2059: 2024: 2004: 1988:"Enterobiasis" 1984: 1968: 1929: 1927: 1924: 1922: 1921: 1895: 1883: 1872:(1): 183–194. 1852: 1801: 1774:(5): 795–798. 1754: 1723: 1702: 1698:Gutiérrez 2005 1683: 1666: 1647: 1621: 1588: 1573: 1536: 1532:Gutiérrez 2005 1513: 1502: 1488: 1477: 1465: 1439: 1380: 1328: 1301: 1290: 1279: 1267: 1253: 1237: 1223: 1155: 1114: 1098: 1096: 1093: 1092: 1091: 1075: 1072: 1038:Finger sucking 1030:incidence rate 1022:parasitic worm 1013: 1010: 995:also known as 982:Main article: 979: 976: 883:Life cycle of 876: 873: 872: 871: 866: 859: 857: 846: 839: 837: 830: 823: 821: 808:(blue arrow), 791: 784: 782: 772: 765: 763: 753: 746: 744: 734: 727: 725: 707: 700: 698: 680: 673: 637: 634: 606:sister species 569: 568:Classification 566: 508:bonnet macaque 466:parasitic worm 439: 438: 437: 436: 426: 407: 398: 389: 380: 370: 360: 351: 341: 332: 323: 314: 304: 294: 284: 274: 265: 254: 244: 235: 225: 215: 205: 195: 185: 171: 170: 166: 165: 154: 150: 149: 144: 140: 139: 134: 130: 129: 124: 120: 119: 114: 110: 109: 104: 100: 99: 94: 90: 89: 76: 75: 67: 66: 58: 57: 26: 9: 6: 4: 3: 2: 3799: 3788: 3785: 3783: 3780: 3778: 3775: 3773: 3770: 3768: 3765: 3763: 3760: 3759: 3757: 3740: 3735: 3731: 3727: 3721: 3717: 3712: 3708: 3704: 3699: 3695: 3691: 3686: 3682: 3678: 3673: 3669: 3665: 3660: 3656: 3652: 3647: 3643: 3639: 3634: 3630: 3626: 3621: 3617: 3613: 3608: 3604: 3600: 3595: 3591: 3587: 3582: 3578: 3573: 3567: 3563: 3558: 3552: 3548: 3547: 3545: 3543: 3539: 3535: 3530: 3514: 3513: 3509: 3505: 3502: 3501: 3500: 3499: 3495: 3492: 3488: 3487: 3483: 3479: 3476: 3475: 3474: 3473: 3469: 3468: 3466: 3464: 3460: 3448: 3445: 3444: 3443: 3442: 3438: 3437: 3435: 3433: 3429: 3423: 3422: 3418: 3414: 3411: 3410: 3409: 3407: 3403: 3399: 3396: 3395: 3394: 3393: 3389: 3388: 3386: 3384: 3380: 3374: 3373: 3369: 3365: 3362: 3361: 3360: 3359: 3355: 3353: 3352: 3351:Baylisascaris 3348: 3344: 3340: 3337: 3336: 3335: 3334: 3329: 3328: 3324: 3320: 3317: 3316: 3315: 3314: 3310: 3306: 3303: 3302: 3301: 3300: 3296: 3295: 3293: 3291: 3287: 3279: 3276: 3275: 3274: 3273: 3269: 3265: 3262: 3261: 3260: 3259: 3255: 3251: 3248: 3247: 3246: 3245: 3241: 3237: 3233: 3230: 3229: 3228: 3227: 3222: 3221: 3217: 3215: 3212: 3211: 3209: 3206: 3201: 3197: 3183: 3182: 3178: 3177: 3175: 3173: 3169: 3161: 3158: 3157: 3156: 3155: 3151: 3147: 3144: 3143: 3142: 3141: 3136: 3135: 3131: 3130: 3128: 3126: 3122: 3114: 3111: 3110: 3109: 3108: 3103: 3102: 3101:Brugia malayi 3097: 3096: 3092: 3088: 3085: 3084: 3083: 3082: 3078: 3076: 3075: 3071: 3067: 3064: 3063: 3062: 3061: 3057: 3053: 3051: 3047: 3046: 3045: 3044: 3040: 3036: 3033: 3032: 3031: 3030: 3026: 3025: 3023: 3020: 3015: 3011: 3008: 3006: 3002: 2994: 2991: 2990: 2989: 2988: 2984: 2983: 2981: 2979: 2975: 2972: 2970: 2966: 2963: 2961: 2957: 2954: 2952: 2944: 2928: 2925: 2924: 2923: 2922: 2918: 2914: 2911: 2910: 2909: 2908: 2904: 2900: 2897: 2896: 2895: 2894: 2890: 2889: 2887: 2885: 2881: 2873: 2870: 2869: 2868: 2867: 2862: 2861: 2857: 2853: 2852:Cysticercosis 2849: 2846: 2845: 2844: 2842: 2837: 2836: 2831: 2830: 2826: 2822: 2819: 2818: 2817: 2816: 2811: 2810: 2806: 2805: 2803: 2801: 2797: 2794: 2791: 2786: 2782: 2770: 2767: 2766: 2765: 2764: 2760: 2756: 2753: 2752: 2751: 2750: 2746: 2742: 2739: 2738: 2737: 2736: 2732: 2728: 2725: 2724: 2723: 2722: 2718: 2714: 2713: 2709: 2708: 2707: 2706: 2702: 2701: 2699: 2697: 2693: 2685: 2682: 2681: 2680: 2679: 2678:P. kellicotti 2674: 2673: 2669: 2668: 2666: 2664: 2660: 2652: 2649: 2648: 2647: 2646: 2641: 2640: 2636: 2632: 2629: 2628: 2627: 2626: 2621: 2620: 2616: 2612: 2609: 2608: 2607: 2606: 2601: 2600: 2596: 2592: 2591:Clonorchiasis 2589: 2588: 2587: 2586: 2582: 2581: 2579: 2577: 2573: 2565: 2562: 2561: 2560: 2559: 2555: 2551: 2548: 2547: 2546: 2545: 2540: 2539: 2534: 2533: 2528: 2527: 2522: 2521: 2517: 2516: 2514: 2512: 2508: 2505: 2502: 2497: 2493: 2490: 2486: 2485:platyhelminth 2480: 2476: 2475:helminthiases 2472: 2465: 2460: 2458: 2453: 2451: 2446: 2445: 2442: 2436: 2433: 2432: 2421: 2416: 2412: 2408: 2403: 2398: 2394: 2390: 2386: 2381: 2377: 2373: 2369: 2365: 2361: 2357: 2353: 2349: 2344: 2340: 2334: 2330: 2329: 2323: 2319: 2315: 2310: 2305: 2301: 2297: 2293: 2289: 2285: 2280: 2268: 2264: 2260: 2256: 2250: 2246: 2245: 2240: 2235: 2231: 2225: 2221: 2220: 2214: 2210: 2206: 2202: 2198: 2194: 2190: 2186: 2182: 2177: 2173: 2169: 2164: 2159: 2155: 2152:(in French). 2151: 2147: 2142: 2138: 2134: 2130: 2126: 2122: 2118: 2114: 2110: 2104: 2092: 2088: 2084: 2080: 2068: 2064: 2060: 2053: 2049: 2045: 2041: 2037: 2030: 2025: 2013: 2009: 2005: 1993: 1989: 1985: 1973: 1969: 1965: 1961: 1957: 1953: 1949: 1945: 1942:(6): 1314–7. 1941: 1937: 1931: 1930: 1910: 1906: 1899: 1892: 1887: 1879: 1875: 1871: 1867: 1863: 1856: 1848: 1844: 1839: 1834: 1829: 1824: 1820: 1816: 1812: 1805: 1797: 1793: 1789: 1785: 1781: 1777: 1773: 1769: 1765: 1758: 1750: 1746: 1743:: S113–S114. 1742: 1738: 1734: 1727: 1712: 1706: 1699: 1694: 1692: 1690: 1688: 1680: 1679:Caldwell 1982 1675: 1673: 1671: 1663: 1658: 1656: 1654: 1652: 1636: 1632: 1625: 1618: 1613: 1611: 1609: 1607: 1605: 1603: 1601: 1599: 1597: 1595: 1593: 1585: 1580: 1578: 1570: 1565: 1563: 1561: 1559: 1557: 1555: 1553: 1551: 1549: 1547: 1545: 1543: 1541: 1533: 1528: 1526: 1524: 1522: 1520: 1518: 1511: 1506: 1500: 1495: 1493: 1486: 1481: 1474: 1469: 1461: 1457: 1450: 1443: 1435: 1431: 1426: 1421: 1417: 1413: 1408: 1403: 1399: 1395: 1391: 1384: 1376: 1372: 1368: 1364: 1360: 1356: 1352: 1348: 1344: 1340: 1332: 1316: 1312: 1305: 1299: 1294: 1288: 1283: 1276: 1271: 1265: 1260: 1258: 1251: 1246: 1244: 1242: 1235: 1230: 1228: 1219: 1215: 1211: 1204: 1202: 1200: 1198: 1196: 1194: 1192: 1190: 1188: 1186: 1184: 1182: 1180: 1178: 1176: 1174: 1172: 1170: 1168: 1166: 1164: 1162: 1160: 1143: 1142:NCBI taxonomy 1139: 1137: 1129: 1127: 1125: 1123: 1121: 1119: 1111: 1106: 1104: 1099: 1089: 1085: 1081: 1078: 1077: 1071: 1069: 1065: 1062: 1058: 1053: 1051: 1047: 1046:contamination 1043: 1039: 1035: 1031: 1027: 1023: 1019: 1018:helminthiasis 1009: 1007: 1002: 998: 994: 990: 985: 975: 973: 969: 965: 960: 955: 953: 949: 945: 941: 937: 933: 929: 925: 921: 917: 913: 909: 905: 900: 898: 894: 886: 881: 869: 863: 858: 854: 850: 843: 838: 834: 827: 822: 819: 818:H&E stain 815: 811: 807: 803: 802:cross section 799: 795: 788: 783: 780: 779:H&E stain 776: 769: 764: 761: 760:H&E stain 757: 750: 745: 742: 741:H&E stain 738: 731: 726: 723: 722:H&E stain 719: 715: 714:cross section 711: 704: 699: 696: 695:H&E stain 692: 688: 684: 677: 672: 671: 670: 668: 664: 659: 655: 651: 642: 633: 631: 627: 623: 619: 615: 611: 607: 603: 599: 595: 591: 587: 583: 579: 575: 565: 563: 559: 558: 557:Strongyloides 553: 549: 545: 541: 537: 533: 529: 525: 521: 517: 513: 509: 505: 500: 498: 495: 491: 490:helminthiasis 488:) (a type of 487: 483: 479: 475: 471: 467: 463: 459: 455: 454: 450: 446: 432: 431: 427: 422: 418: 413: 412: 408: 404: 403: 399: 395: 394: 390: 386: 385: 381: 376: 375: 371: 368:Cameron, 1929 366: 365: 361: 357: 356: 352: 347: 346: 342: 338: 337: 333: 329: 328: 324: 320: 319: 315: 310: 309: 305: 300: 299: 295: 292:Buckley, 1931 290: 289: 285: 280: 279: 275: 271: 270: 266: 262:(Hugot, 1983) 260: 259: 255: 250: 249: 245: 241: 240: 236: 233:Buckley, 1931 231: 230: 226: 223:Solomon, 1932 221: 220: 216: 211: 210: 206: 201: 200: 196: 193:Cameron, 1929 191: 190: 186: 180: 179: 175: 174: 172: 167: 160: 159: 155: 152: 151: 148: 145: 142: 141: 138: 135: 132: 131: 128: 125: 122: 121: 118: 115: 112: 111: 108: 105: 102: 101: 98: 95: 92: 91: 86: 81: 77: 73: 68: 64: 59: 54: 51: 47: 40: 33: 19: 3541: 3511: 3496: 3484: 3470: 3447:Enterobiasis 3439: 3419: 3405: 3390: 3370: 3356: 3349: 3343:Toxocariasis 3332: 3325: 3311: 3297: 3270: 3256: 3250:Necatoriasis 3242: 3225: 3218: 3179: 3152: 3139: 3132: 3125:Thelazioidea 3106: 3099: 3093: 3080: 3072: 3058: 3049: 3041: 3027: 2985: 2919: 2905: 2892: 2865: 2858: 2840: 2834: 2827: 2814: 2807: 2761: 2747: 2733: 2719: 2710: 2703: 2677: 2670: 2644: 2637: 2625:F. gigantica 2624: 2617: 2604: 2597: 2583: 2556: 2543: 2537: 2531: 2526:S. japonicum 2525: 2518: 2419: 2392: 2388: 2351: 2347: 2327: 2291: 2287: 2271:. Retrieved 2266: 2243: 2218: 2187:(1): 131–4. 2184: 2180: 2156:(4): 403–4. 2153: 2149: 2112: 2108: 2095:. Retrieved 2091:the original 2086: 2071:. Retrieved 2066: 2063:"Enterobius" 2052:the original 2042:(3): 130–3. 2039: 2035: 2016:. Retrieved 2011: 2008:"Oxyuriasis" 1996:. Retrieved 1991: 1976:. Retrieved 1939: 1935: 1912:. Retrieved 1908: 1898: 1886: 1869: 1865: 1855: 1818: 1814: 1804: 1771: 1767: 1757: 1740: 1736: 1726: 1714:. Retrieved 1705: 1638:. Retrieved 1634: 1629:Rett, Doug. 1624: 1505: 1480: 1468: 1459: 1455: 1442: 1397: 1393: 1383: 1342: 1338: 1331: 1319:. Retrieved 1314: 1304: 1293: 1282: 1270: 1146:. Retrieved 1141: 1135: 1064:carbon dated 1054: 1015: 1012:Distribution 997:enterobiasis 996: 988: 987: 956: 901: 896: 890: 884: 867: 852: 774: 755: 736: 647: 629: 625: 621: 617: 609: 601: 593: 592:are host to 585: 581: 573: 571: 561: 555: 551: 543: 539: 535: 531: 523: 515: 503: 501: 486:enterobiasis 461: 457: 452: 451: 444: 442: 434:Sutton, 1979 428: 409: 400: 391: 382: 372: 362: 353: 343: 334: 325: 316: 306: 296: 286: 276: 267: 256: 246: 237: 227: 217: 207: 197: 187: 176: 157: 156: 71: 50: 3672:iNaturalist 3566:Wikispecies 3512:C. hepatica 3478:Trichinosis 3463:Adenophorea 3319:Anisakiasis 3200:Strongylida 3181:Gongylonema 3172:Spiruroidea 3160:Thelaziasis 3140:G. hispidum 3014:Filarioidea 2978:Camallanida 2960:Secernentea 2927:Sparganosis 2913:Sparganosis 2866:H. diminuta 2835:T. asiatica 2705:Echinostoma 2645:O. felineus 2631:Fasciolosis 2576:Liver fluke 2511:Blood fluke 2115:(1): 51–7. 1914:14 February 1909:ZME Science 1821:(1): 1204. 1662:Garcia 1999 1148:28 February 1042:nail biting 654:translucent 626:E. gregorii 618:E. gregorii 596:, which is 590:Chimpanzees 546:except the 468:. It is a 302:Baehr, 1935 163:Baird, 1853 127:Chromadorea 3756:Categories 3586:Enterobius 3572:Enterobius 3542:Enterobius 3383:Rhabditida 3305:Ascariasis 3290:Ascaridida 3081:D. immitis 3060:Mansonella 3052:filariasis 3019:Filariasis 2946:Roundworm/ 2663:Lung fluke 2532:S. mekongi 2473:caused by 2273:5 December 1926:References 1510:Hugot 1983 1321:20 October 1136:Enterobius 1061:coprolites 875:Life cycle 833:microscope 798:Micrograph 710:micrograph 687:Micrograph 636:Morphology 584:(formerly 574:Enterobius 562:Enterobius 552:Enterobius 528:chimpanzee 458:threadworm 264:(disputed) 158:Enterobius 137:Rhabditida 3107:B. timori 3005:Spirurida 2951:infection 2848:Taeniasis 2841:T. solium 2605:D. hospes 2488:infection 2483:Flatworm/ 2395:: 306–9. 1972:"Pinworm" 1893:, p. 1160 1891:Cook 1994 1788:1058-4838 1737:Pathology 1716:20 August 1700:, p. 355. 1681:, p. 307. 1640:4 January 1586:, p. 1516 1571:, p. 1159 1569:Cook 1994 1534:, p. 354. 1499:dpdx 2009 1416:1752-1947 1359:1432-1955 1080:Roundworm 1057:cynodonts 978:Infection 904:ingestion 810:intestine 794:pathology 683:pathology 650:posterior 578:roundworm 520:Orangutan 497:Oxyuridae 147:Oxyuridae 103:Kingdom: 97:Eukaryota 3762:Oxyurida 3551:Wikidata 3432:Oxyurida 3313:Anisakis 3205:hookworm 3154:Thelazia 2969:Spiruria 2949:Nematode 2411:21286054 2368:16207185 2241:(2009). 2137:32762371 2129:16788831 2048:12940699 1964:32110983 1956:16539010 1847:31477069 1796:37696671 1664:, p. 246 1619:, p. 837 1434:22128765 1375:15076891 1367:24880237 1088:ringworm 1084:hookworm 1074:See also 944:appendix 908:duodenum 849:cephalic 718:appendix 691:appendix 560:, while 514:include 512:primates 478:helminth 470:nematode 462:seatworm 417:Linnaeus 169:Species 143:Family: 117:Nematoda 113:Phylum: 107:Animalia 93:Domain: 56:Pinworm 3690:1275939 3664:2284339 3557:Q213912 3333:T. cati 3050:Loa loa 3043:Loa loa 2785:Cestoda 2402:2306321 2376:3193432 2318:7959218 2309:1375686 2209:9488350 2201:3284542 2172:6416131 2097:8 April 2073:8 April 2018:8 April 1998:8 April 1978:8 April 1878:7602161 1838:6719348 1425:3245485 1400:: 559. 1001:itching 716:in the 614:spicule 548:spicule 464:, is a 449:species 445:pinworm 153:Genus: 133:Order: 123:Class: 3739:332063 3723:NZOR: 3677:622719 3638:392069 3625:1ENTRG 3599:169323 2843:(pork) 2409:  2399:  2374:  2366:  2335:  2316:  2306:  2251:  2226:  2207:  2199:  2170:  2135:  2127:  2046:  1962:  1954:  1876:  1845:  1835:  1794:  1786:  1432:  1422:  1414:  1373:  1365:  1357:  972:opaque 964:rectum 959:gravid 952:mucosa 936:caecum 916:larvae 814:testis 773:Later 663:embryo 494:family 3716:51027 3703:63892 3685:IRMNG 3612:58788 2372:S2CID 2197:JSTOR 2133:S2CID 2055:(PDF) 2032:(PDF) 1960:S2CID 1452:(PDF) 1371:S2CID 1095:Notes 932:ileum 928:ileum 924:moult 920:colon 758:egg, 667:larva 3711:NCBI 3698:ITIS 3659:GBIF 3620:EPPO 3594:BOLD 3408:spp. 2407:PMID 2364:PMID 2333:ISBN 2314:PMID 2275:2009 2249:ISBN 2224:ISBN 2205:PMID 2168:PMID 2125:PMID 2099:2009 2087:DPDx 2075:2009 2044:PMID 2020:2009 2000:2009 1980:2009 1952:PMID 1916:2023 1874:PMID 1843:PMID 1792:PMID 1784:ISSN 1718:2011 1642:2021 1430:PMID 1412:ISSN 1363:PMID 1355:ISSN 1323:2015 1150:2019 1068:Utah 1050:race 1006:I.Q. 968:anus 962:the 946:and 806:alae 522:and 443:The 421:1758 3607:EoL 3581:AFD 2397:PMC 2356:doi 2304:PMC 2296:doi 2288:Gut 2189:doi 2158:doi 2117:doi 2113:100 2040:104 1944:doi 1833:PMC 1823:doi 1776:doi 1745:doi 1420:PMC 1402:doi 1347:doi 1343:113 1214:doi 942:), 608:of 588:). 530:. 526:in 518:in 476:or 3758:: 3736:: 3713:: 3700:: 3687:: 3674:: 3661:: 3648:: 3635:: 3622:: 3609:: 3596:: 3583:: 3568:: 3553:: 3341:/ 3330:/ 3234:/ 3223:/ 3137:/ 3104:/ 3098:/ 2863:/ 2850:/ 2838:/ 2832:/ 2812:/ 2675:/ 2642:/ 2622:/ 2602:/ 2541:/ 2535:/ 2529:/ 2523:/ 2405:. 2393:28 2391:. 2387:. 2370:. 2362:. 2352:44 2350:. 2312:. 2302:. 2292:35 2290:. 2286:. 2265:. 2203:. 2195:. 2185:84 2183:. 2166:. 2154:58 2148:. 2131:. 2123:. 2111:. 2085:. 2065:. 2038:. 2034:. 2010:. 1990:. 1958:. 1950:. 1940:91 1938:. 1907:. 1870:25 1868:. 1864:. 1841:. 1831:. 1819:19 1817:. 1813:. 1790:. 1782:. 1772:77 1770:. 1766:. 1741:50 1739:. 1735:. 1686:^ 1669:^ 1650:^ 1633:. 1591:^ 1576:^ 1539:^ 1516:^ 1491:^ 1460:10 1458:. 1454:. 1428:. 1418:. 1410:. 1396:. 1392:. 1369:. 1361:. 1353:. 1341:. 1313:. 1256:^ 1240:^ 1226:^ 1158:^ 1140:. 1117:^ 1102:^ 1086:, 1082:, 1070:. 934:, 804:, 796:: 739:, 720:, 693:, 685:. 658:μm 632:. 538:. 499:. 419:, 74:) 3493:) 3489:( 3207:) 3203:( 3021:) 3017:( 2792:) 2788:( 2503:) 2499:( 2463:e 2456:t 2449:v 2413:. 2378:. 2358:: 2341:. 2320:. 2298:: 2277:. 2257:. 2232:. 2211:. 2191:: 2174:. 2160:: 2139:. 2119:: 2101:. 2077:. 2022:. 2002:. 1982:. 1966:. 1946:: 1918:. 1880:. 1849:. 1825:: 1798:. 1778:: 1751:. 1747:: 1720:. 1644:. 1462:. 1436:. 1404:: 1398:5 1377:. 1349:: 1325:. 1277:. 1220:. 1216:: 1152:. 1138:" 1134:" 1112:. 1020:( 855:. 835:. 484:( 447:( 423:) 415:( 48:. 41:. 34:. 20:)

Index

Enterobius gregorii
Pinworm infection
Strongyloides stercoralis
Oxyuris (nematode)
Pinworms (U.S.)/Threadworms (U.K.) ("Enterobius vermicularis")
Scientific classification
Edit this classification
Eukaryota
Animalia
Nematoda
Chromadorea
Rhabditida
Oxyuridae
Enterobius
Enterobius anthropopitheci
Enterobius atelis
Enterobius brevicauda
Enterobius buckleyi
Enterobius callithricis
Enterobius duplicidens
Enterobius emodensis
Enterobius foecunda
Enterobius gregorii
Enterobius inglisi
Enterobius interlabiata
Enterobius lagothricis
Enterobius lemuris
Enterobius lerouxi
Enterobius macaci
Enterobius magnispicula

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