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C7A

Malignant neuroendocrine tumors

• any associated multiple endocrine neoplasia [MEN] syndromes (E31.2-)

• malignant pancreatic islet cell tumors (C25.4)
• Merkel cell carcinoma (C4A.-)

C7A.0

Malignant carcinoid tumors

C7A.00

Malignant carcinoid tumor of unspecified site

C7A.01

Malignant carcinoid tumors of the small intestine

C7A.010

Malignant carcinoid tumor of the duodenum

C7A.011

Malignant carcinoid tumor of the jejunum

C7A.012

Malignant carcinoid tumor of the ileum

C7A.019

Malignant carcinoid tumor of the small intestine, unspecified portion

C7A.02

Malignant carcinoid tumors of the appendix, large intestine, and rectum

C7A.020

Malignant carcinoid tumor of the appendix

C7A.021

Malignant carcinoid tumor of the cecum

C7A.022

Malignant carcinoid tumor of the ascending colon

C7A.023

Malignant carcinoid tumor of the transverse colon

C7A.024

Malignant carcinoid tumor of the descending colon

C7A.025

Malignant carcinoid tumor of the sigmoid colon

C7A.026

Malignant carcinoid tumor of the rectum

C7A.029

Malignant carcinoid tumor of the large intestine, unspecified portion

• Malignant carcinoid tumor of the colon NOS

C7A.09

Malignant carcinoid tumors of other sites

C7A.090

Malignant carcinoid tumor of the bronchus and lung

C7A.091

Malignant carcinoid tumor of the thymus

C7A.092

Malignant carcinoid tumor of the stomach

C7A.093

Malignant carcinoid tumor of the kidney

C7A.094

Malignant carcinoid tumor of the foregut, unspecified

C7A.095

Malignant carcinoid tumor of the midgut, unspecified

C7A.096

Malignant carcinoid tumor of the hindgut, unspecified

C7A.098

Malignant carcinoid tumors of other sites

C7A.1

Malignant poorly differentiated neuroendocrine tumors

• Malignant poorly differentiated neuroendocrine tumor NOS
• Malignant poorly differentiated neuroendocrine carcinoma, any site
• High grade neuroendocrine carcinoma, any site

C7A.8

Other malignant neuroendocrine tumors