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Image Number 4939 (Basisquamous carcinoma)


Diagnosis: Basisquamous carcinoma

Site: Scalp

Sex: M

Age: 82


Description: Giant ulcer

Submitted by: Nameer Al-Sudany

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Differential Diagnosis


This elderly man had exposed to radiation therapy for tinea capitis in 1950s; he presented with a large ulcer having an everted border of about one year duration. The new ulcer arouse from a site of previously treated non melanocytic epidermal tumor (BCC or SCC ?). O/E, many pigmented BCCs, actinic keratoses and a prvious large BCC, which was treated sugically and skin grafted two years ago (see last photo), were seen on an atrophic scalp! Incisional biopsy wa taken from the border of the new recurrent giant ulcer which showed a BASISQUAMOUS CA on histological examination. 

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