Nummular eczema is another common skin condition that is often mistaken for ringworm. The rash usually starts as a red itchy plaque which then becomes a red ring and spreads on the entire body in few days. It is a harmless single, large skin rash that causes severe discomfort. Although the face is devoid of any such rashes, some patients may develop the condition on the cheeks or at the lower edges of the hair. It is not a result of genital or oral herpes as the manifestations are quite different. It is a chronic (long-term) or recurrent condition. A rash appears on the skin in the form of red coin shaped discs. People with discoid eczema are at risk of developing other forms of dermatitis. Signs and symptoms may be confused for ringworm infection (a type of fungal infection) or contact eczema.
Nummular or discoid eczema is noted for its red, inflamed, coin-shaped, itchy rashes. Erythema nodosum, erythema multiforme, guttate psoriasis, vasculitis, glomerulonephritis. A common self limiting infection due to pox virus. Other causes include cholesterol embolii or vasospastic diseases. Skin lesions have satellite lesions at the edges of the eruption – different from the well defined edge of tinea. Fixed drug eruptions (FDEs) appear 7 to 14 days after first exposure. Emergency department treatment should ensure no other infectious etiology or systemic symptoms.
Pityriasis rosea is a viral exanthema associated with herpesvirus 6 and 7. Cutaneous drug eruptions can mimic almost any other skin disease. Pityriasis rosea (also known as pityriasis rosea Gibert) is a skin rash. 5 If the diagnosis is in doubt, tests may be performed to rule out similar conditions such as Lyme disease, ringworm, guttate psoriasis, nummular or discoid eczema, drug eruptions, other viral exanthems. Itch – widespread, Lyme disease (for erythema migrans), Pityriasis versicolor, and Psoriasis.
Ringworm Rash Is It Really Ringworm?
Treatment for a rash due to an allergy or such causes as contact dermatitis or eczema includes a combination of treatments that include lifestyle changes with medications and other treatments as appropriate. Treatment for a rash due to an allergy or such causes as contact dermatitis or eczema includes a combination of treatments that include lifestyle changes with medications and other treatments as appropriate. Treatment of infectious disease that can cause a rash varies depending on the type of the disease. Unlabeled Drugs and Medications to treat Rash:. Pityriasis rosea (also known as pityriasis rosea Gibert) is a skin rash.