Endometrial cancer classification: Difference between revisions
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::* Adenocarcinoma with squamous differentiation. | ::* Adenocarcinoma with squamous differentiation. | ||
:::* Adenoacanthoma. | :::* Adenoacanthoma. | ||
:::* Adenosquamous. | :::* Adenosquamous.[Adenosquamous tumors contain malignant elements of both glandular and squamous epithelium] | ||
: | : 2. Uterine papillary serous (<10%). | ||
: | : 3. Mucinous (1%). | ||
: | : 4. Clear cell (4%). | ||
: | : 5. Squamous cell (<1%). | ||
:* 6. Mixed (10%). | :* 6. Mixed (10%). | ||
:* 7. Undifferentiated | :* 7. Undifferentiated |
Revision as of 15:27, 1 September 2015
Endometrial cancer Microchapters |
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Endometrial cancer classification On the Web |
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Risk calculators and risk factors for Endometrial cancer classification |
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]
Overview
Classification
- Endometrial cancers are classified in one of the following two categories:
- Type 1 may arise from complex atypical hyperplasia and is pathogenetically linked to unopposed estrogenic stimulation.
- Type 2 develops from atrophic endometrium and is not linked to hormonally driven pathogenesis.
Cellular Classification of Endometrial Cancer
- 1. Endometrioid (75%–80%).[The most common endometrial cancer cell type is endometrioid adenocarcinoma, which is composed of malignant glandular epithelial elements]
- Ciliated adenocarcinoma.
- Secretory adenocarcinoma.
- Papillary or villoglandular.
- Adenocarcinoma with squamous differentiation.
- Adenoacanthoma.
- Adenosquamous.[Adenosquamous tumors contain malignant elements of both glandular and squamous epithelium]
- 2. Uterine papillary serous (<10%).
- 3. Mucinous (1%).
- 4. Clear cell (4%).
- 5. Squamous cell (<1%).
- 6. Mixed (10%).
- 7. Undifferentiated
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Endometrial stromal sarcoma
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Malignant mixed müllerian tumor