C7A.02 Malignant carcinoid tumors of the appendix, large intestine, and rectum

Non-billable header with 8 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.02

• 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

Code annotations containing back-references to C7A.02

Back-references to C7A.02

• Type 1 Excludes: C18 Malignant neoplasm of colon ("malignant carcinoid tumors of the colon (C7A.02-)")
• Type 1 Excludes: C19 Malignant neoplasm of rectosigmoid junction ("malignant carcinoid tumors of the colon (C7A.02-)")
• Type 2 Excludes: C21 Malignant neoplasm of anus and anal canal ("malignant carcinoid tumors of the colon (C7A.02-)")

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.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 (this code)
• 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