Cornu Cutaneum - A Study with Special Reference to a Case of Cornu Cutaneum Following an Impacted Foreign Body

Cornu cutaneum is a firm to hard projectile from the surface of skin occurring in any part of the body with an underlying specific pathology like basal cell carcinoma, seborrheic keratosis etc,. Cornu cutaneum can be compared to another similar entity which occurs in non-keratinizing mucosal squamous epithelium namely leukoplakia. A study of Cornu cutaneum along with presentation of a case with same entity involving the right index finger following the history of a trivial trauma, on histological evaluation exhibited a vegetable matter foreign body embedded in the sub epidermal area is being presented.