What does curettage and cautery treat?

After numbing the skin, the clinician uses a curette to scrape away the targeted tissue. Cautery then uses controlled heat, delivered through an electrosurgical unit, to manage bleeding and treat the surface or base. The method is chosen for lesions that are accessible and clinically suitable; it is not a way to identify an unexplained growth by appearance alone.

Possible targets include pyogenic granuloma, some seborrhoeic keratoses, corns and calluses, dermatosis papulosa nigra, and selected keratoacanthomas. The diagnosis, depth, location, and need for laboratory examination influence whether this procedure, cryotherapy, or another approach is appropriate.

Expect a small treated wound that may ooze lightly before a protective crust develops. Follow the dressing plan, wash your hands before touching the area, and do not pull off the crust. Keep follow-up appointments if tissue was sent for examination, and ask when normal bathing, exercise, or makeup can resume.

You can read about the Electrosurgical Unit to understand the heat component, or compare the procedure with Cryotherapy (Lesion Removal) when freezing is being considered.

Seek advice promptly for bleeding that does not stop with firm pressure, increasing pain, spreading redness, warmth, pus, or fever. A lesion that returns, enlarges, changes, or fails to heal needs reassessment rather than repeated home treatment.

Ask which diagnosis is being treated, whether the tissue will be examined, what scar or pigment change is possible, and how to care for the wound. Clarify why curettage and cautery is preferred over freezing or another treatment.