Search Results for: palmo-plantar nevi

Histologic Diagnosis of Inflammatory Skin Diseases

Embryologic Development

…ells, i.e., germinative cells, within embryonic epidermis. In plantar skin, Merkel cells have been identified as early as the 12th week of gestation. In the 16th week, Merkel cells make their appearance first in surface epithelium of the fingertips a…

Differential Diagnosis in Dermatopathology

Epidermolytic hyperkeratosis vs. Plane wart

…ifferent sites such as volar skin, i.e., verrucae palmares et plantares, and near or on mucous membranes, i.e., condylomata acuminata) and flat (verrucae planae), and by the type of inciting papillomavirus, HPV 6 and 11 for condylomata acuminata, for…

Differential Diagnosis in Dermatopathology

Discussions

…ulgares exhibit digitated epidermal hyperplasia. In contrast, plantar warts are mostly endophytic, as a result of pressure exerted upon them by walking. The papillomavirus responsible for warts also seems to be capable of causing squamous-cell carcin…

Dermatology Practical & Conceptual

Dermoscopic clues to diagnose acantholytic dyskeratosis

…uch as cutaneous squamous-cell carcinoma, verrucal keratosis, plantar hyperkeratosis, hair follicle changes, panniculitis, and photosensitivity [2], along with widespread eruptions with histologic features of acantholytic dyskeratosis [3]. Acantholyt…