CL
- Dermoid cysts arise from nests of epidermal cells that have been sequestered in the dermis during development or implanted as a result of trauma
- Congenital dermoid cysts are found at the sites of embryonic fusion, commonly at the mid-line of the body
- They are Firm tense cyst.
- lined by squamous epithelium and contain sebum, degenerate cells and, in some cases, hair.
ENT
Dermoid cyst (Cystic teratoma)
Symptoms: Child with slowly growing painless swelling in mid-line either sub-lingual or suprasternal.
Signs: cystic swelling not attached to skin. Contains mature skin with hair follicles and sweat gland. sometimes clumps of hair, and often pockets of sebum, blood, fat.