A 73-Year-Old Woman With Progressive Shortness of Breath and Right-Sided Hemithorax Opacity.

CASE PRESENTATION: A 73-year-old frail woman presented with 3 months of progressively worsening exertional dyspnea, mild cough with white mucus, voice changes, and few episodes of dysphagia. She denied weight loss, night sweats, chest pain, or hemoptysis. Medical history was significant for hypertension, remote 30 years of tobacco use, and regular alcohol use. She had neither asbestos nor occupational exposure. She had no family history of malignancy.