Keratoacanthoma centrifugum marginatum: report of a rare variant of keratoacanthoma

• Main Authors: Gabrieli Budke Tiecher (Author), João Victor Bezerra (Author), Beatriz Freitas Filitto (Author), Marilda Aparecida Milanez Morgado de Abreu (Author), Hélio Amante Miot (Author), Ana Claudia Cavalcante Espósito (Author)
• Format: Book
• Published: Sociedade Brasileira de Dermatologia (SBD), 2023-10-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

We report a case of a 72-year-old man who underwent surgical excision of a keratoacanthoma centrifugum marginatum (KCM) located on the left forearm. It is an uncommon variant of keratoacanthoma, which can assume large dimensions (up to 20 cm) and does not tend to spontaneous regression. The lesion i...