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teratoma; dermoid
germ cell tumor that may contain several different types of tissue, such as hair, muscle, & bone
Pathology:
- most are benign
Microscopic pathology: (classification)
1) immature
2) mature
- solid
- cystic (dermoid cyst) make up ~95% of ovarian germ cell tumors
3) monodermal and highly specialized
- struma ovarii
- carcinoid
- strumal carcinoid
Laboratory:
- serum alpha-fetoprotein is generally normal with ovarian germ cell tumors
Specific
dermoid cyst
primary intracranial teratoma
struma ovarii
teratocarcinoma
General
germ cell neoplasm
References
- NCI Dictionary of Cancer Terms : teratoma
https://www.cancer.gov/publications/dictionaries/cancer-terms/def/teratoma