| • This is an cystic ovary which has been partially opened to
reveal its inner surface.
• The inner lining of the cyst shows additional cystic
structures.
• The arrow points to a more solid white area which is abortive tooth structures. |
| • This is an cystic ovary which has been partially opened to
reveal its inner surface.
• The inner lining of the cyst shows additional cystic
structures.
• The arrow points to a more solid white area which is abortive tooth structures. |
| Dermoid Cyst (Benign Cystic Teratoma) |
| Etiology |
• unknown |
| Pathogenesis |
• proliferation of a meiotic germ cell |
| Epidemiology |
• reproductive age women |
| Clinical |
• reproductive age women with unilateral mass (10-15%
bilateral) • generally incidental finding |
| General Gross Description |
• smooth external surface • usually filled with hair and cheesy material (keratin) • may also see teeth, soft neural tissue, fat, bone and
cartilage |
| General Micro Description |
• mature skin and hair predominate • tissue derived from all three germ layers
endoderm, mesoderm and ectoderm • any immature tissue implies malignant potential |
| Reference |
• Cotran RS, Kumar V, Robbins SL: Robbins Pathologic Basis of Disease. 5th ed. Philadelphia, W.B. Saunders, 1994, pp. 1072-3
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