C34.3 Malignant neoplasm of lower lobe, bronchus or lung

Non-billable header with 3 child codes.

Applies from C34 Malignant neoplasm of bronchus and lung

Excludes1 (never code together)

• Kaposi's sarcoma of lung (C46.5-)
• malignant carcinoid tumor of the bronchus and lung (C7A.090)

Use additional code

• code to identify:
• exposure to environmental tobacco smoke (Z77.22)
• exposure to tobacco smoke in the perinatal period (P96.81)
• history of tobacco dependence (Z87.891)
• occupational exposure to environmental tobacco smoke (Z57.31)
• tobacco dependence (F17.-)
• tobacco use (Z72.0)

Codes under C34.3

• C34.30 Malignant neoplasm of lower lobe, unspecified bronchus or lung
• C34.31 Malignant neoplasm of lower lobe, right bronchus or lung
• C34.32 Malignant neoplasm of lower lobe, left bronchus or lung

Code annotations containing back-references to C34.3

Back-references to C34

• Code First: J93.12 Secondary spontaneous pneumothorax ("malignant neoplasm of bronchus and lung (C34.-)")

Nearby codes

• C34.1 Malignant neoplasm of upper lobe, bronchus or lung
• C34.10 Malignant neoplasm of upper lobe, unspecified bronchus or lung
• C34.11 Malignant neoplasm of upper lobe, right bronchus or lung
• C34.12 Malignant neoplasm of upper lobe, left bronchus or lung
• C34.2 Malignant neoplasm of middle lobe, bronchus or lung
• C34.3 Malignant neoplasm of lower lobe, bronchus or lung (this code)
• C34.30 Malignant neoplasm of lower lobe, unspecified bronchus or lung
• C34.31 Malignant neoplasm of lower lobe, right bronchus or lung
• C34.32 Malignant neoplasm of lower lobe, left bronchus or lung
• C34.8 Malignant neoplasm of overlapping sites of bronchus and lung
• C34.80 Malignant neoplasm of overlapping sites of unspecified bronchus and lung