Skin biopsy is a biopsy technique in which a skin lesion is removed to be sent to a pathologist to render a microscopic diagnosis. It is usually done under local anesthetic agent.
There are four main types of skin biopsies: shave biopsy, punch biopsy, excisional biopsy, and incisional biopsy. The choice of the different skin biopsies is dependent on the suspected diagnosis of the skin lesion. It is required to rule out rare conditions confirm clinical diagnosis. It helps to rule out skin cancer and other evolving skin diseases.
Results are often available in 4 to 10 days.