An Bras Dermatol 2019 Nov - Dec;94(6):747-750. Epub 2019 Oct 26.
Cutaneous Oncology Department, AC Camargo Cancer Center, São Paulo, SP, Brazil.
Melanoacanthoma is a rare variant of seborrheic keratosis, which is notable for dark pigmentation and fast radial growth, making it difficult to distinguish from melanoma. Histologically, it is characterized by proliferation of keratinocytes and dendritic melanocytes. The authors report a scalp lesion, fast growing, suspected by dermoscopy and confocal microscopy examination, with dendritic cells distributed throughout the lesion. Read More