Seborrheic Keratosis Evaluation
The evaluation of seborrheic keratosis begins with a history and physical examination.
Physical findings in someone with seborrheic keratosis include one or more skin lesions that are:
- Tan, brown, or black
- On the trunk, face or hands
- Greasy or waxy in appearance
- Round or oval
- May appear stuck on the skin
- Sharp edges with well-defined borders
- Numbers of lesions increase with age
Usually, tests are not necessary to make the diagnosis of seborrheic keratosis.
Tests that may be used to evaluate seborrheic keratosis include:
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- Winkelmann RK. Superficial spreading (and disappearing) seborrheic keratosis. Cutis. 1999 Apr;63(4):235-7.