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2749 Unknown

A 50-year-old man complains of swelling of the neck and shoness of breath for 7 days. He has noticed some nasal stuffiness with hoarseness of his voice for about 4 weeks and had attributed these symptoms to an upper respiratory infection. He denies the use of alcohol but has smoked two packs of cigarettes per day for 35 years. Lately, he feels as though something is pushing against his throat. On physical examination, the patient’s face appears ruddy and swollen. The jugular veins are distended. Following sign is observed in the patient. Chest x ray was done with the following findings. What is the most likely diagnosis?

ARetrosternal goiter
BThymoma
CSVC syndrome
DCongestive cardiac failure
Unknown
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2753 Unknown

A 78-year-old man underwent surgical repair of an abdominal aoic aneurysm. Postoperatively he developed left lower quadrant pain along with urgency to defecate and had frequent episodes of passage of bright red blood per rectum. He has a history of prostate cancer for which he had received radiation therapy several years ago. Colonoscopy findings of the patient are shown below.X ray abdomen was also done. What is the most likely cause of his symptoms?

ARadiation proctitis
BClostridium difficile colitis
CIschemic colitis
DAcute diveiculitis
Unknown
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