Mohs surgery of squamous cell carcinoma

(A) Biopsy proven squamous cell carcinoma of the left preauricular area.
(B) After delineation of the clinical lesion, a curette is used to debulk the lesion.
(C) Using a blade angled at 45 degrees, a saucerized excision is performed with reference nicks at 12 and 6 o'clock.