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 …

Erythema multiforme is your body’s reaction to an infection, medication or illness that causes a rash on your skin.

Apr 22, 2025 · Erythema multiforme causes a distinctive rash resembling a bull's-eye. In this article, learn about the symptoms, causes, and treatment of erythema multiforme.

Erythema, any abnormal redness of the skin. Erythema is caused by dilation and irritation of the superficial capillaries; the augmented flow of blood through them imparts a reddish hue to the skin. …

Jul 15, 2019 · Erythema multiforme is an immune-mediated reaction that involves the skin and sometimes the mucosa. Classically described as target-like, the erythema multiforme lesions can be …

Nov 14, 2025 · Erythema multiforme is a skin condition with diverse causes, characterized by target-like lesions. Learn about its pathogenesis, clinical features, and diagnosis.

Erythema is a common skin finding in AD and is incorporated into several AD clinical scoring tools. Because of baseline differences in pigmentation, erythema can appear violaceous and brown in skin …

Erythema multiforme is a skin disorder that's considered to be an allergic reaction to medicine or an infection.

erythema chro´nicum mi´grans a ring-shaped erythema due to the bite of a tick of the genus Ixodes; it begins as an erythematous plaque several weeks after the bite and spreads peripherally with central …

Oct 31, 2024 · Erythema multiforme (EM) is an acute, self-limited, and sometimes recurring skin condition that is considered to be a type IV hypersensitivity reaction associated with certain …