PATHOLOGY

Detailed explanation-1: -Erythema multiforme is a skin reaction that can be triggered by an infection or some medicines. It’s usually mild and goes away in a few weeks. There’s also a rare, severe form that can affect the mouth, genitals and eyes and can be life-threatening. This is known as erythema multiforme major .

Detailed explanation-2: -Erythema is an abnormal redness of skin or mucous membranes. Capillary congestion causes the condition, and red splotches on the hands or feet are classic examples of it.

Detailed explanation-3: -Erythema is redness of the skin caused by injury or another inflammation-causing condition. Often presenting as a rash, erythema can be caused by environmental factors, infection, or overexposure to the sun (ie, sunburn).

Detailed explanation-4: -An interaction with a certain medicine. Other infectious diseases. Certain vaccines.