Keratoacanthoma is a self limiting, epithelial prolieration with a strong clinical and histopathologic similarity to well differentiated squamous carcinoma. Some consider it as a Cutaneous lesion presumably arise from the infundibulum of hair follicles. Intra Oral lesions are rare but have been seen. It is a common low grade malignancy that origanates in the pilo [&hellip
It is a type of Benign Tumor of Epithelial Tissue origin. The Squamous papilloma is associated with Human Papilloma Virus (HPV) types 6, 11. This Tumor is of low virulance i.e it is not contagious. Differential Diagnosis: Veruca Vulgaris Focal Papillary Hyperplasia Clinical Features: The Papilloma shows Exophytic growth. Numerous small finger like projections which [&hellip