Hydrocarbon keratosis explained

Synonyms:	Pitch keratosis, tar keratosis, and tar wart.

A hydrocarbon keratosis, also known as pitch keratosis, tar keratosis, and tar wart, is a precancerous keratotic skin lesion that occurs in people who have been occupationally exposed to polycyclic aromatic hydrocarbons.^[1]

Notes and References

1. Freedberg, et al. (2003). Fitzpatrick's Dermatology in General Medicine. (6th ed.). McGraw-Hill. .