منابع مشابه
[Campylobacter enterocolitis complaining of melena].
A 38-year-old man was admitted to our hospital complaining of 5 episodes of melena without abdominal pain or diarrhea. No abnormalities were noted through an upper gastrointestinal endoscopy, but a proctoscopy revealed a large amount of coagulated blood within the rectum immediately before his admission. A colonoscopy revealed spotty redness with dark-red coagulation in the region from the sple...
متن کاملSurprise in Elections
Elections involving a very large voter population often lead to outcomes that surprise many. This is particularly important for the elections in which results affect the economy of a sizable population. A better prediction of the true outcome helps reduce the surprise and keeps the voters prepared. This paper starts from the basic observation that individuals in the underlying population build ...
متن کاملSchwannoma of the duodenum causing melena.
A rare case of duodenal schwannoma is reported. A 69-year-old man was admitted for evaluation of melena. Endoscopy and hypotonic duodenography showed a submucosal tumor in the third part of the duodenum. Biopsy findings were suggestive of leiomyosarcoma, therefore pancreatoduodenectomy was performed. Hematoxylin-eosin staining of the resected specimen showed interlacing bundles of spindle-shape...
متن کاملMaximizing Surprise
Constantin Carathéodory MAA 1936 I'll be glad if I have succeeded in impressing the idea that it is not only pleasant to read at times the works of the old mathematical authors, but this may occasionally be of use for the actual advancement of science.
متن کاملPalm surprise
As our lists of well-monitored species worldwide show increasing numbers of those in decline and under threat, it is a treat for researchers to learn of the discovery of a new species — even more so when it is large, showy and appears to be quite distinct from its nearest known relatives. That was the news last month when researchers reported a new species of palm in Madagascar. It was so disti...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Gastroenterology
سال: 2020
ISSN: 0016-5085
DOI: 10.1053/j.gastro.2020.04.021