Restrictive lung diseases Quiz: Ace Your Exams

Get ready to dominate your medical and nursing exams by using our dynamic quizzes to elevate your knowledge and increase your confidence. Whether you're gearing up for the USMLE®, COMLEX®, or your next in-class assessment, Osmosis quizzes tackle key topics in pathology, diagnostics, and treatment approaches. By honing in on clinical readiness and decision-making, we make sure the knowledge you gain empowers you both in the classroom and in real-world practice. Jump in and supercharge your exam prep!

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A 57-year-old man presents to his primary care physician with chronic shortness of breath and cough. He reports weight loss, chronic fatigue, and dyspnea for the past 6 months. He works on a farm and recently took a vacation to Florida for several weeks, where he felt resolution of his dyspnea, but it promptly started again once he returned. He has a history of hypertension for which he takes chlorthalidone daily. He smokes ten cigarettes daily but does not use alcohol or illicit drugs. Temperature is 37°C (98.6°F), pulse is 72/min, respirations are 16/min, blood pressure is 128/94 mmHg, and oxygen saturation is 95% on room air. Physical examination is notable for a thin, cachectic male with coarse breath sounds bilaterally. Pulmonary function testing is notable for an increased FEV1/FVC ratio. Which of the following is the most likely diagnosis?  

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