C34.12

Approximate Synonyms

• Adenocarcinoma, l upper lobe

• Bronchoalveolar carcinoma, l upper lobe

• Cancer of the lung, left upper lobe

• Large cell carcinoma, l upper lobe

• Primary adenocarcinoma of left upper lobe of lung

• Primary bronchoalveolar carcinoma of left upper lobe of lung

• Primary large cell carcinoma of left upper lobe of lung

• Primary malignant neoplasm of left upper lobe of lung

• Primary small cell carcinoma of left upper lobe of lung

• Primary squamous cell carcinoma of left upper lobe of lung

• Small cell carcinoma, l upper lobe

• Squamous cell carcinoma, l upper lobe

Details

• C34.12 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• The 2023 edition of ICD-10-CM C34.12 became effective on October 1, 2022.

• This is the American ICD-10-CM version of C34.12 – other international versions of ICD-10 C34.12 may differ.