A member asked:

My father had a red mark appear on his forearm suddenly, overnight. it's quarter sized with darker reddish/brown edges. it's dry but painless. ?

A doctor has provided 1 answer
Dr. Lori Lange answered

Specializes in Family Medicine

Skin Lesion: Maybe a bruise or A. Keratosis a type of skin lesion. The bruise will go away in a week. The A. K will not. Consult a doctor or dermatologist a skin specialist if not improved.

Answered 11/29/2017

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