Endometrioid carcinoma of the ovary
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Endometrioid carcinoma of the ovary is a relatively uncommon malignant tumour of the ovary.
| Endometrioid carcinoma of the ovary | |
|---|---|
| Diagnosis in short | |
| LM DDx | Sertoli-Leydig cell tumour, serous carcinoma of the ovary, metastasis |
| Gross | typically solid and cystic |
| Site | ovary - see ovarian tumours |
|
| |
| Associated Dx | endometriosis |
| Prevalence | uncommon |
| Clin. DDx | other ovarian tumours |
It is also known as endometrioid ovarian carcinoma, endometrioid adenocarcinoma of the ovary, and ovarian endometrioid adenocarcinoma.
General
- Associated with endometriosis, i.e. people with endometriosis are more likely to have 'em.
Gross
- Usually solid and cystic.
Image:
Microscopic
Features:
- Tubular glands.
- Cribriform pattern common.
- May see mucinous secretion.[1]
- May have squamous differentiation/squamous metaplasia - useful for differentiating from sex-cord stromal tumours and germ cell tumours.[1]
DDx:
- Sertoli-Leydig cell tumour - also has tubules.
- Serous carcinoma of the ovary.
- Metastasis - esp. endometrioid endometrial carcinoma.