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Health Dictionary

Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.

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Malar rash

Introduction

Malar rash, also called butterfly rash, is a medical sign consisting of a characteristic form of facial rash. It is often seen in Lupus erythematosus. Malar is the Latin for “cheek”.

The malar rash of lupus is red or purplish and mildly scaly. Characteristically, it has the shape of a butterfly and involves the bridge of the nose.

Epidemiology and Demographics

Epidemiology and Demographics

A malar rash is present in approximately 46-65% of lupus sufferers and varies between different populations.[1][2][3]

Diagnosis

Diagnosis

Common Causes

There are numerous other conditions which can cause rashes with a similar appearance. Where lupus is suspected further medical tests (usually an ANA) and a detailed history are necessary to differentiate it from other conditions.

References

References

  1. ↑ Houman M, Smiti-Khanfir M, Ben Ghorbell I, Miled M (2004). “Systemic lupus erythematosus in Tunisia: demographic and clinical analysis of 100 patients”. Lupus. 13 (3): 204–11. PMID 15119551.
  2. ↑ Houman M, Smiti-Khanfir M, Ben Ghorbell I, Miled M (2004). “Systemic lupus erythematosus in Tunisia: demographic and clinical analysis of 100 patients”. Lupus. 13 (3): 204–11. PMID 15119551.
  3. ↑ Vilá L, Alarcón G, McGwin G, Friedman A, Baethge BReveille, Bastian H, Fessler B, cal mani J (2004). “Early clinifestations, disease activity and damage of systemic lupus erythematosus among two distinct US Hispanic subpopulations”. Rheumatology (Oxford). 43 (3): 358–63. PMID 14623949.
External links

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Editor-In-Chief: Template:Search infobox C. Michael Gibson, M.S., M.D. [1]