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Erythema (Ancient Greek: ἐρύθημα, from Greek erythros 'red') is redness of the skin or mucous membranes, caused by hyperemia (increased blood flow) in superficial capillaries. [1] It occurs with any skin injury, infection, or inflammation .
Erythema annulare centrifugum (deep gyrate erythema, erythema perstans, palpable migrating erythema, superficial gyrate erythema) Erythema gyratum repens (Gammel's disease) Erythema migrans (erythema chronicum migrans) Erythema multiforme; Erythema multiforme minor (herpes simplex-associated erythema multiforme) Erythema palmare; Generalized ...
Upon examination, the important clinical observations are the (1) morphology, (2) configuration, and (3) distribution of the lesion(s). [29] With regard to morphology, the initial lesion that characterizes a condition is known as the "primary lesion", and identification of such a lesions is the most important aspect of the cutaneous examination ...
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The disorder has various forms or presentations, which its name reflects (multiforme, "multiform", from multi-+ formis). Target lesions are a typical manifestation. Two standard types, one mild to moderate and one severe, are recognized (erythema multiforme minor and erythema multiforme major), as well as several rare and atypical types. [3]
Drug eruptions are diagnosed mainly from the medical history and clinical examination. However, they can mimic various other conditions, thus delaying diagnosis (for example, in drug-induced lupus erythematosus, or the acne-like rash caused by erlotinib). A skin biopsy, blood tests or immunological tests can also be useful.
Erythema marginatum (also known as chicken wire erythema) [1] is an acquired skin condition which primarily affects the arms, trunk, and legs. [2] It is a type of erythema (redness of the skin or mucous membranes ) characterised by bright pink or red circular lesions which have sharply-defined borders and faint central clearing.
English. Read; Edit; View history; Tools. ... Printable version; In other projects Wikidata item; ... Generalized erythema is a skin condition that may be caused by ...