An exanthem is any eruptive skin rash that may be associated with fever or other systemic symptoms. Causes include infectious pathogens, medication reactions and, occasionally, a combination of both.

The rash generally appears three to five days after the first symptoms, beginning as flat red spots on the face and then spreading downward to the neck, trunk, arms, legs and feet. When the rash ...

Dermatitis. 2007;18(2):63-77. Experts have suggested including at least 20 human controls when testing with nonstandardized antigens. The ideal negative control is a patient with a recent history ...

Around 40% of those led patients to hospitals. The CDC defines measles as an acute illness characterized by a generalized, maculopapular rash lasting more than three days, a temperature over 101 ...

Symptoms of measles include fever, cough, sore or red eyes (conjunctivitis), runny nose, and feeling generally unwell, followed by a red maculopapular rash. The rash usually starts on the face before ...

A circular rash isn't always ringworm. While the bullseye circle rash is typical of ringworm, a fungal infection, the cause also can be an allergic reaction, skin disorder, or other type of skin ...