Most cases (80%) of squamous cell carcinoma attributed to ultraviolet radiation present in areas of the skin that are usually more exposed to sunlight (e.g., head, face, neck) [REF].
Over time, the use of Kangri pots to keep warm results in erythema ab igne, a precancerous keratotic growth that "take the shape of superficial, serpegenous, reticular blackish brown colored lesions."[REF]