Microcirculation of the alimentary tract: II. Pathophysiology of edema

Microcirculation of the alimentary tract: II. Pathophysiology of edema
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消化道的微循环:II。

DOI:
10.1016/0016-5085(83)90209-3
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发表时间:
1983
期刊:
影响因子:
29.4
通讯作者:
J. Barrowman
J. Barrowman
中科院分区:
医学1区
文献类型:
--
作者:
D. Granger;J. Barrowman

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胃肠道器官水肿的识别和评估是困难的。虽然切除或活检标本通常报告显示与各种病理过程相关的水肿,但临床医生几乎没有检测和量化患者肠道水肿的方法。偶尔,胃、十二指肠或结肠的内镜表现可能提示存在粘膜水肿。钡剂检查时肠水肿的X线表现已被详细描述[1]。当胶体渗透压紊乱是病因时(图1),当血清白蛋白<1.2 g/100 ml时,放射学上通常可以显示弥漫性肠水肿(2)。在炎症性疾病(3-5)和过敏性疾病(6-8)中也描述了肠水肿的放射学识别。影像学上可证实的胃肠道水肿的常见原因是肝硬化;最容易显示的是整个小肠的弥漫性改变,伴粘膜皱襞增厚和蠕动收缩紊乱。虽然胃粘膜水肿很难显示,但有些肝硬化伴小肠水肿的病例可显示胃皱襞增厚。在结肠,扩张性降低和结肠袋型变形提示水肿性改变,通常局限于
Recognition and assessment of edema of gastrointestinal organs is difficult. While resection or biopsy specimens are commonly reported to show edema in association with a wide variety of pathologic processes, the clinician has few methods for detecting and quantifying edema of the gut in patients. Occasionally, endoscopic appearances of the stomach, duodenum, or colon may suggest the presence of mucosal edema. Radiologic appearances of intestinal edema on barium examination are welldescribed (1). Where colloid osmotic pressure disturbances are the cause (Figure l), diffuse intestinal edema can usually be demonstrated radiologically when the serum albumin is~‘2 g/l00 ml (2). Radiologic recognition of bowel edema has also been described in inflammatory diseases (3-5) and allergic conditions(6-8). A common cause of radiologically demonstrable gastrointestinal edema is cirrhosis; most readily shown are diffuse changes throughout the small intestine with thickening of mucosal folds and disorganization of peristaltic contractions. Although it is difficult to demonstrate mucosal edema of the stomach, some cases of cirrhosis with small bowel edema will show thickening of gastric rugae. In the colon, reduced distensibility and deformation of the haustral pattern indicate edematous changes, which are most often confined
菌血症期间纤连蛋白缺乏和肠道经血管液体平衡。
DOI: 10.1152/ajpheart.1982.242.4.h557
发表时间: 1982
期刊: The American journal of physiology
影响因子: --
作者:
Dillon,BC;Saba,TM
通讯作者: Saba,TM