A 49-year-old woman is evaluated for a 6- month history of exertional dyspnea and nonproductive cough that had an insidious onset. She has not noticed any particular triggers for her cough. She has no history of asthma, airway disease, reflux, or
A 79-year-old woman is seen for an annual examination. She is in good health except for osteopenia, for which she takes calcium and Vitamin D supplements. She walks regularly to and from the bus stop several times per week. It takes her 25 minutes
A 50-year-old man is evaluated for a 6-month history of dysphagia. He describes a sensation of both solids and liquids sticking in the midesophageal area. This sensation has slowly worsened over time. He also describes intermittent midsternal
A 62-year-old man undergoes a routine examination. He notes increasing fatigue of 8 months' duration but states he can perform his usual daily activities. He has no fever, night sweats, anorexia, or weight loss. The medical history is noncontributory
What is the most likely cause of the findings in this high-resolution CT scan?
A 35-year-old man is evaluated for a 2-year history of intermittent chest pain that is retrosternal, lasts for seconds to minutes, is unrelated to exertion, and does not radiate. It is occasionally associated with swallowing. Upper endoscopy is
A 70-year-old woman with hypothyroidism fell and fractured her hip. During preoperative evaluation for hip fracture repair, she mentions recent mild fatigue, which has not significantly limited performance of her daily activities, and ongoing right
A 27-year-old woman is evaluated during a follow-up visit for high blood pressure that manifested 4 months after she began taking an oral contraceptive pill. Despite stopping the oral contraceptive pill, her blood pressure has remained high.
Pseudothrombocytopenia is a laboratory artifact in which platelets drawn into an ethylenediaminetetraacetic acid (EDTA)-anticoagulated test tube clump and fail to be counted accurately by the automated counter, resulting in a
460 µg/24 h (1,268 nmol/24 h). Urine potassium, spot test:. 45 mEq/L (45 mmol/L) (normal, 17-164 mEq/L [17-164 mmol/L]).