dermoid cyst


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dermoid cyst

[¦dər‚mȯid ′sist]
(medicine)
A benign cystic teratoma with skin, skin appendages, and their products as the most prominent components, usually involving the ovary or the skin.
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Marcial-Rojas RA, Ramirez de Arellano GA (1956) Malignant melanoma arising in a dermoid cyst of the ovary: Report of a case.
In the case presented there was cleft of the lower lip, missing incisors, bifid tongue with ankyloglossia, cleft palate with a dermoid cyst.
Thirty nine cases of dermoid cyst were presented during last ten years.
6) During neural tube closure between weeks three and five, ectodermal elements may become entrapped adjacent to fetal suture lines, thus forming the classic dermoid cyst with both dermal and epidermal derivatives.
Disseminated lipid droplets in the subarachnoid space or ventricles appear hyperintense on T1-weighted images which are sensitive for the diagnosis of a ruptured dermoid cyst.
A (Answer): A Dermoid cyst is an abnormal growth of haired skin, in this case on the cornea.
Congenital dermoid cysts arise from epithelial rests trapped during midline fusion of these branchial arches whereas acquired dermoid cyst arise from epithelium implanted during trauma and they occur at the sites away from midline.
Congenital dermoid cyst of the anterior fontanelle in Turkish children.
Endoscopic surgical procedure of cases Transsphenoidal pituitary surgery 60 Clivus biopsy 1 Anterior skull base CSF leaks 8 Endoscopic medial maxillectomy 9 for inverting papilloma Malignant melanoma 3 Angiofibroma 1 Ossifying fibroma 3 Sphenoid sinus angioma 1 Meningocele 1 Intranasal dermoid cyst 1 Orbital apex cyst 1 Optico-carotid recess fungal mass 4 Removal foreign body (bullet) 1 from planum sphenoidale
SAN FRANCISCO -- Nearly half of congenital dermoid cysts on infant heads may have risky intracranial connections that link the outside world to the brain, according to one pediatric dermatologist.
In] a teenager with a dermoid cyst in a very classic location, you're not looking for an intracranial connection but rather to determine if there's any bony defect, CT might be useful," she said.