10 Symptoms of Non-Small Cell Lung Cancer

Swelling in the face or neck. Sometimes NSCLC tumors press on the superior vena cava, the major vein that returns blood from the head to the heart. This pressure causes swelling in the face, neck, or upper chest. Patients may also notice that their veins look more prominent.

This symptom is serious and usually points to an advanced stage of NSCLC. Immediate medical help is needed.