Adenocarcinoma in apex lung. what does this mean?

Lung cancer: Lung cancer (adenocarcinoma type) that is located on the top part of the lung.

Lung adenoCA at apex: Adenocarcinoma is originated from epithelial tissues which has glandular (with secretory property) and malignant appearance. It is the most common type of lung cancer. When it is located at the 'apex' of the lung, that means at the tip of the upper portion of the lung.

Lung cancer: Adenocarcinoma is a type of non-small cell lung carcinoma; apex is the top portion of the lung. The description states that there is a non-small cell lung cancer at the top of one of the lungs. The next steps include referral to a surgeon and a pet-ct scan for staging purposes.