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Medical | Health | Anatomy on Instagram: "A 68-year-old man with a 50-year history of smoking (80 pack-years) comes in with progressive shortness of breath, unintentional weight loss, and difficulty sleeping unless propped up on two pillows. He reports worsening symptoms on exertion. On physical exam: • Barrel-shaped chest indicating chronic lung changes • Vesicular breath sounds on auscultation • Paradoxical movement of the lower ribs during inspiration (Hoover’s sign) • Oxygen saturation: 89%

Uni Medical care on Instagram: "A 68-year-old man, a smoker for 50 years (80 pack-years), sought medical attention for progressive dyspnea and weight loss. He reported worsening with exertion and the need to sleep with two pillows. On examination, he presented with a barrel chest, vesicular murmur, and paradoxical movement of the lower ribs during inspiration (Hoover’s sign). Sat 02: 89% in ambient air. What is the most likely diagnosis? A) Bronchial asthma B) COPD C) Idiopathic pulmonary fibros