Teratoma
A teratoma is a tumor made up of several different types of tissue, such as hair, muscle, teeth, or bone. Teratomata typically form in the tailbone (where it is known as a sacrococcygeal teratoma), ovary, or testicle.
| Teratoma | |
|---|---|
| A small (4 cm) dermoid cyst of an ovary, discovered during cesarean section | |
| Specialty | Gynecology, oncology |
| Symptoms | Minimal, painless lump |
| Complications | Ovarian torsion, testicular torsion, hydrops fetalis |
| Types | Mature, immature |
| Causes | Unknown |
| Diagnostic method | Tissue biopsy |
| Differential diagnosis | Lipoma, dermoid, myelomeningocele |
| Treatment | Surgery, chemotherapy |
| Frequency | 1 in 30,000 newborns (coccyx) |
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