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A 45-year-old male who has a BMI of 42 kg/m² undergoes a myocardial perfusion scintigraphy due to frequent chest pain during strenuous activities. An angiogram had earlier revealed a 95% occlusion in the proximal segment of his left circumflex coronary artery. There were no changes in the other coronary arteries. The most likely other finding in this patient is

A 75-year-old woman presents to the physician with a chief complaint of vaginal spotting. She has been postmenopausal for 25 years and does not take hormones. An ultrasound shows a mass in the uterine fundus. A hysterectomy is performed, and pathologic examination of the removed uterus reveals a malignant tumor of the endometrial glands and stroma. Which of the following is the most likely diagnosis?

A 55-year-old man is brought to the emergency department because of shortness of breath and confusion for 4 hours. He has hypertension and chronic kidney disease requiring hemodialysis. An ECG shows low voltage with electrical alternans. Physical examination is most likely to show which of the following findings?

A :

B :

C :

D :

E :

F :

with use. She also reports weight loss of 3 kg (6.6 lbs). Laboratory tests reveal the presence of serum

rheumatoid factor. The most likely other finding in this patient is: