01 Apr
Detection of Early Lung Cancer Using Low Dose Photofrin II: MATERIALS AND METHODS
BMents Four patients with roentgenographically occult carcinoma in situ were studied. Patient 1, a 59-year-old smoker with severe chronic obstructive lung disease, presented with hemoptysis. Chest x-ray film and CT scan did not show any endobronchial abnormality. Sputum cytology showed squamous carcinoma cells. Bronchoscopy at another hospital failed to localize the source of the cancer [...]