Lung Cancer

For the past 3 months, a 72-year-old man has had progressivelyworsening dyspnea on exertion and constantvague discomfort in the left chest that appears to have apleuritic component. He denies paroxysmal nocturnaldyspnea and has no history of chest trauma. However, hehas a chronic cough that sometimes produces purulentsputum-although it is not associated with hemoptysis.His feet swell occasionally, and he has mild anorexia andhas lost 20 lb in 6 months.

Smoking-related diseases have reached epidemic levelsamong women in the United States. Since 1980, neoplastic,cardiovascular, respiratory, and pediatric diseases attributableto smoking-as well as cigarette burns-havebeen responsible for the premature deaths of 3 millionAmerican women and girls. Lung cancer is now the leadingcause of cancer-related deaths among US women; itsurpassed breast cancer in 1987.1

Anisocoria and partial eyelid ptosis were detected during the routine eye examination of a 66-year-old woman. These findings had not been present during an examination 2 years earlier. Because the patient had no symptoms, she could not recall when these signs began. Her general health was unremarkable; she had smoked 1 pack of cigarettes per day for 40 years