Melanoma In Situ Involving an Epidermal Inclusion (Infundibular) Cyst

Abstract

Epidermal inclusion (infundibular) cysts are common tumors encountered in the practice of dermatology and dermatopathology. Although benign, numerous pathological processes, including benign and malignant tumors, inflammatory dermatoses, and certain infectious entities, have been reported to occur within the epithelial lining of infundibular cysts. We report a rare case of malignant melanoma in situ involving the epithelium of an epidermal inclusion cyst in contiguity with an adjacent malignant melanoma.

Trichilemmal Cyst Over Scalp: An Uncommon Case Report

“…epidermoid pimples have an affinity to create harm [6]. Various epidermoid blisters are once in a while connected with lipomas or fibromas of the skin and osteomas and ought to be considered as a piece of Gardener's disorder with related premalignant colonic polyps and pachyonychia innate [7]. In our patient there were no different sores exhibit somewhere else amid the examination.…”

Epidermal inclusion cyst of the maxillofacial region

“…These cysts are benign lesions; however, very rare cases of various associated malignancies have been reported [14][15][16][17][18]. In the uncommon event of malignancy, rapid growth, friability and bleeding are characteristic features.…”

An Unusual Case of a Recurrent Seborrheic/Epidermal Inclusion Cyst of the Maxillofacial Region

“…These cysts are benign lesions; however, very rare cases of various associated malignancies have been reported [14][15][16][17][18]. In the uncommon event of malignancy, rapid growth, friability and bleeding are characteristic features.…”