نتایج جستجو برای: ileocecal valve
تعداد نتایج: 108526 فیلتر نتایج به سال:
BACKGROUND Neuroendocrine tumors (NETs) are heterogeneous neoplasms that originate from cells with a secretory function. Small bowel NETs (SB-NETs) are related to serotonin hypersecretion which causes: flushing, diarrhea, abdominal pain, bronchoconstriction and heart involvement, also known as carcinoid syndrome (CS). CS can be confused with an allergic reaction and thus should be considered as...
Weaned 3- to 4-month-old calves were fasted for 48 h, inoculated with 10(10) CFU of Shiga toxin-positive Escherichia coli (STEC) O157:H7 strain 86-24 (STEC O157) or STEC O91:H21 strain B2F1 (STEC O91), Shiga toxin-negative E. coli O157:H7 strain 87-23 (Stx(-) O157), or a nonpathogenic control E. coli strain, necropsied 4 days postinoculation, and examined bacteriologically and histologically. S...
In a context of rapidly expanding indications for endoscopic ultrasound (EUS)guided procedures, a dedicated forwardviewing linear therapeutic echoendoscope (FV-EUS) has been developed and tested for different clinical indications [1–3]. The frontal endoscopic view combined with the exit of the working channel at the tip of the echoendoscope offers some unique advantages over the standard curvil...
Background. Intussusception is the most common cause of bowel obstruction in children under two years of age. The proximal part of the bowel and its mesentery (the intussusceptum) enter within that part immediately beneath it (the intussuscipiens). Being pulled by peristalsis the mesenterial vessels get compressed which result in ishaemia of the bowel wall. Most intussusceptions are ileocolic. ...
HYPOTHESIS Laparoscopic diverting ileostomy should help define whether a severe, obscure gastrointestinal hemorrhage is in the upper or lower gastrointestinal tract in preparation for subtotal resection without increasing risk of patient morbidity and mortality. DESIGN Case reports. SETTING University hospital. PATIENTS Patient 1 is an 83-year-old woman. Patient 2 is a 75-year-old woman. ...
tal with episodes of passing painless bloody stools and syncope. When he arrived, hewas in a state of shockwith severe dehydration. Laboratory data showed a hemoglobin (Hb) level of 8.6 g/dL. Esophagogastroduodenoscopy and colonoscopy did not show the cause of bleeding. Capsule endoscopy (PillCam SB 2; Given Imaging, Yoqneam, Israel) was then carried out. The video sequence showed a stenotic st...
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