butterfly rash(redirected from Malar rash)
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a temporary eruption on the skin.
butterfly rash a skin eruption across the nose and adjacent areas of the cheeks in the pattern of a butterfly, as in lupus erythematosus and seborrheic dermatitis. (See Atlas 2, Part B).
diaper rash irritant dermatitis in the area in contact with the diaper in infants, often sparing the genitocrural folds, occurring as a reaction to prolonged contact with urine and feces, retained soaps and topical preparations, and friction and maceration, and commonly associated with secondary bacterial and yeast infections, especially with Candida albicans. Some consider irritation by the ammoniac decomposition products of urine to be a contributing factor. Called also diaper dermatitis.
drug rash drug eruption.
heat rash miliaria.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
1. Any structure or apparatus shaped like a butterfly with outstretched wings.
2. A scaling erythematous lesion on each cheek, joined by a narrow band across the nose; seen in lupus erythematosus and seborrheic dermatitis. Synonym(s): butterfly eruption, butterfly patch, butterfly rash
Farlex Partner Medical Dictionary © Farlex 2012
A lesion on each cheek and across the bridge of the nose, seen in systemic lupus erythematosus and seborrheic dermatitis.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
DiffDx, butterfly region rashes AIDS, ataxia-telangiectasia, Bloom syndrome, Cockayne syndrome, dermatomyositis, erysipelas, pemphigus foliaceus, pemphigus erythematosus, riboflavin deficiency, tuberous sclerosis with smooth, red-yellow papules—adenoma sebaceum—appearing by age 4 at the nasolabial fold
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
butterfly rashInternal medicine An often photosensitive facial rash typical of SLE, which consists of an erythematous blush or scaly reddish patches on the malar region, extending over the nasal bridge–the facial 'seborrheic' region, potentially becoming bullous and/or secondarily infected; 'butterfly' region rashes have been described in AIDS, ataxia-telangiectasia, Bloom syndrome, Cockayne syndrome, dermatomyositis, erysipelas, pemphigus foliaceus, pemphigus erythematosus, riboflavin deficiency, tuberous sclerosis with smooth, red-yellow papules–adenoma sebaceum, appearing by age 4 at the nasolabial fold. See Systemic lupus erythematosus.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.