Researchers identified patients’ NSCLC stage using the tumor, node and metastasis (TNM) system and found 35% with stage IA1, 24.1% with stage IA2 and 19% with stage IB cancer.

COPD can lead to hypoxia, which is when cells or tissues in your body don’t get as much oxygen as they need. Learn more about its symptoms, causes, and treatments.

Hypoxic Gene Expression Signature as a Predictor of Recurrence and Mortality in Early-Stage Non–Small Cell Lung Cancer Treated With Stereotactic Body Radiation Therapy Nicholas J. Eustace , Nikhil T.

Long-term oxygen therapy improves survival in patients with chronic obstructive pulmonary disease (COPD) and chronic severe daytime hypoxemia. However, the efficacy of oxygen therapy for the manage ...