C34.1 - Malignant neoplasm of upper lobe, bronchus or lung C34 - Malignant neoplasm of bronchus and lung 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