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A dermoid cyst is a teratoma of a cystic nature that contains an array of developmentally mature, solid tissues. It frequently consists of skin, hair follicles, and sweat glands, while other commonly found components include clumps of long hair, pockets of sebum, blood, fat, bone, nail, teeth, eyes, cartilage, and thyroid tissue.
A dermoid cyst is a mature cystic teratoma containing hair (sometimes very abundant) and other structures characteristic of normal skin and other tissues derived from the ectoderm. The term is most often applied to teratoma on the skull sutures and in the ovaries of females.
Cysts caused by endometriosis, known as chocolate cysts; Hemorrhagic ovarian cyst; Dermoid cyst – the most common non-functional ovarian cyst, especially for women under the age of 30, [11] they are benign (non-cancerous) with varied morphology. [13] They can usually be diagnosed from ultrasound alone. [13]
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Mature teratoma, dermoid cyst usually benign (but follow-up required); ... Because the cystic extent of a tumor can be estimated by ultrasound, MRI, or CT scan before ...
The swelling is not fixed, may not show blanching, and is non-painful unless it becomes secondarily infected. The usual location is lateral to the midline, which may be used to help distinguish it from a midline dermoid cyst. [1] A cervical ranula presents as a swelling in the neck, with or without a swelling in the mouth. In common with other ...
The ultrasound features of struma ovarii are nonspecific, but a heterogeneous, predominantly solid mass may be seen. Ultrasound demonstrates a complex appearance with multiple cystic and solid areas, findings that reflect the gross pathologic appearance of the tumor.
A thyroglossal cyst or thyroglossal duct cyst is a fibrous cyst that forms from a persistent thyroglossal duct. Thyroglossal cysts can be defined as an irregular neck mass or a lump which develops from cells and tissues left over after the formation of the thyroid gland during developmental stages.