Multiple choice

This is a hypertrophic, secondary lesion of the skin that is caused by friction:

  1. tumor

  2. macule

  3. papule

  4. keratoma

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

A keratoma is a thickened patch of epidermis, often caused by repeated pressure or friction, commonly known as a callus. It is a secondary lesion resulting from external trauma.