Search Results for: keratoacanthoma

Differential Diagnosis in Dermatopathology

Differential Diagnosis

Keratoacanthomatous verruca vulgaris Verrucous keratoacanthoma 1. Mostly exophytic 1. Mostly endophytic 2. Shallow central crater 2. Deep central crater 3. Smooth border of rete ridges 3. Jagged outline of rete ridges 4. Individual rete ridges not…

Condylomata lata on the ankle: an unusual location

Condylomata lata on the ankle: an unusual location

…nusual clinical features. Practical Dermatology 2012;34:1189-92. (in Japanese) 6. Tham SN, Lee CT. Condyloma latum mimicking keratoacanthoma in patient with secondary syphilis. Genitourin Med 1987;63:339-40. PubMed 7. Rosen T, Hwong H. Pedal…

Differential Diagnosis in Dermatopathology

Images

Keratoacanthomatous verruca vulgaris Verrucous keratoacanthoma

A verrucous plaque on the lower leg

A verrucous plaque on the lower leg

…obacteria infections and sporotrichosis, as well as neoplastic conditions (squamous cell carcinoma, basal cell carcinoma and keratoacanthoma). Typical copper colored muriform bodies can be identified by direct microscopic examination via a KOH…

Histologic Diagnosis of Inflammatory Skin Diseases

Incontinentia pigmenti

…racteristic equally of the innumerable dyskeratotic cells throughout a crateriform proliferation of keratocytes in subungual keratoacanthoma. Various inflammatory diseases other than incontinentia pigmenti are associated with foci of spongiosis that…

The dermatoscopic universe of basal cell carcinoma

The dermatoscopic universe of basal cell carcinoma

…cinomas. Arch Dermatol 2012;148:1106. Rosendahl C, Cameron A, Argenziano G, et al. Dermoscopy of squamous cell carcinoma and keratoacanthoma. Arch Dermatol. 2012;148:1386–92. Lallas A, Moscarella E, Argenziano G, et al. Dermoscopy of uncommon skin…