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neoplasm of thyroid gland (C73)
- malignant neuroendocrine tumors (C7a.-)
- C75.0 Malignant neoplasm of parathyroid gland
- C75.1 Malignant neoplasm of pituitary gland
- C75.2 Malignant neoplasm of craniopharyngeal duct
- C75.3 Malignant neoplasm of pineal gland
- C75.4 Malignant neoplasm of carotid body
- C75.5 Malignant neoplasm of aortic body and other paraganglia
- C75.8 Malignant neoplasm with pluriglandular involvement, unspecified
- C75.9 Malignant neoplasm of endocrine gland, unspecified
Malignant neuroendocrine tumors (C7a)
C7a Malignant neuroendocrine tumors
- Code also any associated multiple endocrine neoplasia [MEN] syndromes (E31.2-)
- Use additional code to identify any associated endocrine syndrome, such as:
- carcinoid syndrome (E34.0)
- Excludes2: 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.