Giant keratoacanthoma
Encyclopedia
Giant keratoacanthomas are a cutaneous condition, a variant of keratoacanthoma
Keratoacanthoma
Keratoacanthoma is a common low-grade skin tumour that is believed to originate from the neck of the hair follicle. Many pathologists consider it to be a form of squamous cell carcinoma...

s, which in some instances may reach dimensions of several centimeters.
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