Diagnosis: Keratoacanthoma
Description:
Morphology: Nodule
Site: Lips
Sex: M
Age: 61
Type: Clinical
Submitted By: Nameer Al-Sudany
Differential DiagnosisHistory:
An asymptomatic, solitary, dome-shaped nodule with keratotic surface on the lower lip of three months duration. Excisional biopsy revealed keratoacanthoma.