Search results
Results from the WOW.Com Content Network
An epidermoid cyst or epidermal inclusion cyst [1] is a benign cyst usually found on the skin. The cyst develops out of ectodermal tissue. Histologically , it is made of a thin layer of squamous epithelium .
Squamous-cell carcinoma (SCC), also known as epidermoid carcinoma, comprises a number of different types of cancer that begin in squamous cells. [1] These cells form on the surface of the skin, on the lining of hollow organs in the body, and on the lining of the respiratory and digestive tracts .
The epidermis is the outermost of the three layers that comprise the skin, the inner layers being the dermis and hypodermis. [1] The epidermis layer provides a barrier to infection from environmental pathogens [2] and regulates the amount of water released from the body into the atmosphere through transepidermal water loss.
Epidermoid cysts originate in the epidermis and pilar cysts originate from hair follicles. Technically speaking, then, they are not sebaceous cysts. [ 2 ] " True" sebaceous cysts, which originate from sebaceous glands and which contain sebum, are relatively rare and are known as steatocystoma simplex or, if multiple, as steatocystoma multiplex .
Squamous-cell carcinoma of the skin, squamous-cell skin cancer, epidermoid carcinoma, squamous-cell epithelioma of the skin: Cutaneous squamous-cell carcinoma tends to arise from actinic keratoses (premalignant lesions); surface is usually scaly and often ulcerates (as shown here). Specialty: Dermatology, plastic surgery, otorhinolaryngology ...
Proliferating epidermoid cysts are a cutaneous condition characterized by tumors that have deep invasion, and are associated with anaplasia and a high mitotic rate. [ 2 ] : 677 [ 1 ] See also
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
Benign cyst kidney; radiological appearances mimic renal cancer, A cyst / s ɪ s t / is a closed sac, having a distinct envelope and division compared with the nearby tissue.Hence, it is a cluster of cells that have grouped together to form a sac (like the manner in which water molecules group together to form a bubble); however, the distinguishing aspect of a cyst is that the cells forming ...