"Plain radiograph "
"CT "
"MRI "
"T1 C+ (Gd): generally do not enhance"
"T2: variable signal ranging from hypo- to hyperintense"
Expected headings
"Associations"
"Plain radiograph "
"CT "
"MRI "
"Complications"
"Very rarely, they demonstrate hyperdensity, thought to be due to a combination of saponification, microcalcification and blood products. This most often occurs when present in the posterior fossa, although the reason is uncertain 4."
"contains epidermal appendages such as hair follicles, sweat glands and sebaceous glands; does not contain fat tissue (unlike a teratoma)"