Carcinoid syndrome classification
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]Associate Editor(s)-in-Chief: Parminder Dhingra, M.D. [2]
Overview
Based on the location of tumor, carcinoid tumor may be classified into either foregut, midgut, or hindgut carcinoid tumors.
Classification
1. Carcinoid tumor in the gastrointestinal tract
Based on the location in the primitive gut
Carcinoid tumor of the gastrointestinal tract may be classified based on the location in the primitive gut into three subtypes:
2. Carcinoid tumor in the lung
Based on histology
Carcinoid tumors of the lung can be divided into the two groups based on the histology:[1]
- Typical carcinoid tumors of the lung
- Atypical carcinoid tumors of the lung
Based on location
Carcinoid tumors of the lung can also be divided into two groups based on the loaction:
- Bronchial carcinoid tumors: central lesions
- Peripheral pulmonary carcinoid tumors: peripheral lesions
3. Carcinoid tumor in the ovary
Carcinoid tumors of the ovary are divided into four main types:[2]
- Insular type: most common and the only type that is associated with the carcinoid syndrome
- Trabecular type
- Strumal type: second commonest type
- Mucinous type (goblet cell 4)
References
- ↑ Carcinoid tumours of the lung . Radiopaedia. http://radiopaedia.org/articles/carcinoid-tumours-of-the-lung Accessed on September 22, 2015
- ↑ Ovarian carcinoid tumours . Radiopaedia (date). http://radiopaedia.org/articles/ovarian-carcinoid-tumours Accessed on September 24, 2015