system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 48-year-old man comes to the physician because of a 1-month history of a productive cough. He has daily yellowish sputum with occasional streaks of blood in it. Twelve years ago, he was treated for pulmonary tuberculosis for 6 months. He has hypertension and coronary artery disease. He does not smoke or drink alcohol. Current medications include metoprolol, clopidogrel, rosuvastatin, and enalapril. He appears thin. His temperature is 37.2°C (99°F), pulse is 98/min, and blood pressure is 138/92 mm Hg. Pulmonary examination shows inspiratory crackles at the right infraclavicular area. His hemoglobin concentration is 12.2 g/dL, leukocyte count is 11,300/mm3, and erythrocyte sedimentation rate is 38 mm/h. Urinalysis is normal. An x-ray of his chest is shown. Which of the following is most likely to be seen on further evaluation of the patient?
assistant
Repositioning the patient causes the mass to move