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of the face, which contributes to its characteristic appearance. It is usually macular with sharp edges, and not itchy. The rash can be transient or progressive with involvement of other parts of the facial skin.
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A malar rash is present in approximately 46–65% of people with lupus, with an average of 57% of lupus patients having it across all populations. This percentage varies between different populations.
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A malar rash of lupus is red or purplish and mildly scaly. It has the characteristic shape of a butterfly, and involves the bridge of the nose. Notably, the rash spares the
556:"Bloom syndrome with myelodysplastic syndrome that was converted into acute myeloid leukaemia, with new ophthalmologic manifestations: the first report from Syria"
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There are many conditions which can cause rashes with a similar appearance to a malar rash. A malar rash is present in approximately 46–65% of people with lupus.
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A malar rash of lupus is red or purplish and mildly scaly. It has the shape of a butterfly, and involves the bridge of the nose. Notably, the rash spares the
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Houman MH, Smiti-Khanfir M, Ben
Ghorbell I, Miled M (2004). "Systemic lupus erythematosus in Tunisia: demographic and clinical analysis of 100 patients".
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A malar rash, or "butterfly rash", is characteristically red or purplish and mildly scaly (seen in patients with systemic lupus erythematosus).
654:"Early clinical manifestations, disease activity and damage of systemic lupus erythematosus among two distinct US Hispanic subpopulations"
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Nouh A, Speiser J, Biller J (2015-01-01). "Chapter 3 - Acquired neurocutaneous disorders". In Islam MP, Roach ES (eds.).
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Dreizen S (January 1991). "The butterfly rash and the malar flush. What diseases do these signs reflect?".
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There are many conditions which can cause rashes with a similar appearance to a malar rash. These include:
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Aljarad S, Alhamid A, Rahmeh AR, Alibraheem A, Wafa A, Alachkar W, et al. (December 2018).
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Vilá LM, Alarcón GS, McGwin G, Friedman AW, Baethge BA, Bastian HM, et al. (March 2004).
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Sontheimer RD (May 2004). "The management of dermatomyositis: current treatment options".
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Lupus causes up to 96% of all cases of malar rash. Where lupus is suspected, further
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Uva L, Miguel D, Pinheiro C, Freitas JP, Marques Gomes M, Filipe P (October 2012).
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of the face, which contributes to its characteristic appearance. It is usually
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it from other conditions. These tests may include a test for the presence of
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as a malar rash, it differs slightly in that the nose is typically spared.
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49: in this article. Unsourced material may be challenged and removed.
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Cooray M, Manolakos JJ, Wright DS, Haider S, Patel A (October 2013).
334:. Neurocutaneous Syndromes. Vol. 132. Elsevier. pp. 29–73.
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While some literature has described the slapped-cheek rash of
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175:. More rarely, it is also seen in other diseases, such as
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and a detailed history and examination are necessary to
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as a butterfly rash due to its distinctive appearance.
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test, which is not specific for lupus erythematosus.
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Red, scaly rash of the cheeks and bridge of the nose
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