C7A.01 Malignant carcinoid tumors of the small intestine

Non-billable header with 4 child codes.

Applies from C7A Malignant neuroendocrine tumors

Excludes2 (not included here)

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

Use additional code

• code to identify any associated endocrine syndrome, such as:
• carcinoid syndrome (E34.00)

Code also

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

Codes under C7A.01

• 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

Code annotations containing back-references to C7A.01

Back-references to C7A.01

• Type 1 Excludes: C17 Malignant neoplasm of small intestine ("malignant carcinoid tumors of the small intestine (C7A.01)")

Back-references to C7A.0

• Type 1 Excludes: C75 Malignant neoplasm of other endocrine glands and related structures ("malignant carcinoid tumors (C7A.0-)")

Back-references to C7A

• Type 1 Excludes: C75 Malignant neoplasm of other endocrine glands and related structures ("malignant neuroendocrine tumors (C7A.-)")
• Code Also: E34.0 Carcinoid syndrome ("primary neuroendocrine tumors (C7A.-)")

Nearby codes

• C7A Malignant neuroendocrine tumors
• C7A.0 Malignant carcinoid tumors
• C7A.00 Malignant carcinoid tumor of unspecified site
• C7A.01 Malignant carcinoid tumors of the small intestine (this code)
• 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