Large bowel obstruction | Radiology Reference Article - Radiopaedia.org
2024年6月7日 · Large bowel obstruction (LBO) is often impressive on imaging, on account of the ability of the large bowel to massively distend. This condition requires prompt diagnosis and treatment.
Large-Bowel Obstruction in the Adult: Classic Radiographic and CT ...
2015年5月21日 · Acute complete large-bowel obstruction (LBO) is an abdominal emergency, with high morbidity and mortality rates if left untreated (1, 2). While LBO may develop over a protracted period of time, the clinical presentation is often acute and includes abdominal pain, constipation or obstipation, and abdominal distension (3).
Abdominal X-ray Interpretation (AXR) - OSCE | Geeky Medics
2016年6月8日 · Typical projections of an abdominal X-ray include: Anterior-posterior (AP) supine. Anterior-posterior (AP) erect. Exposure of image. Assess the X-ray to ensure the whole abdomen is visible from the level of the diaphragm to the pelvis. Ensure the exposure is adequate to allow radiological assessment of both the small and large bowel.
Large bowel obstruction - UpToDate
2023年9月28日 · Bowel obstruction occurs when the normal flow of intraluminal contents is blocked. The clinical features, diagnosis, and management of large bowel (colorectal) obstruction are reviewed here. Small bowel obstruction is discussed in other topics.
Abdominal X-ray - Abnormal bowel gas pattern
Abdominal X-ray cannot reliably differentiate mechanical obstruction from pseudo-obstruction. The most common causes of large bowel obstruction are colo-rectal carcinoma and diverticular strictures. Less common causes are hernias or …
Large Bowel Obstruction in the Emergency Department: Imaging …
2017年4月5日 · Abdominal radiography, MDCT, and contrast enema are the three commonly used imaging modalities in the evaluation of LBO. Abdominal radiograph is the first imaging performed in suspected cases of bowel obstruction and can diagnose LBO with a sensitivity and specificity of 84% and 72%, respectively. [3]
Large Bowel Obstruction: Findings on Abdominal X-ray
Large Bowel Obstruction: Findings on Abdominal X-ray. Authors: Shayan Hemmati Reviewers: Reshma Sirajee, Tara Shannon, *Stephanie Nguyen, *MD at the time of publication. Radiopaedia, rID:18015. Common causes of obstruction are colorectal carcinoma (60-80%) and cecal or sigmoid volvulus (11-15%)
Imaging of Uncommon Causes of Large-Bowel Obstruction | AJR
2017年9月5日 · The most common causes of large-bowel obstruction (LBO) are colon carcinoma and volvulus. Nevertheless, the increased frequency of the condition and widespread use of diagnostic imaging have revealed uncommon causes of LBO.
Large Bowel Obstruction - SpringerLink
2016年3月25日 · Large bowel obstruction (LBO) is a common surgical emergency encountered in a colon and rectal surgical practice [1]. It is caused by the blockage of fecal flow. While most causes are mechanical, nonmechanical causes (pseudo-obstruction) have also been described.
Bowel obstruction - Knowledge - AMBOSS
2023年8月17日 · The cardinal signs of mechanical bowel obstruction are abdominal pain, vomiting, constipation, abdominal distention, and decreased bowel sounds, regardless of the underlying etiology. The severity and progression of clinical features differ according to the site and severity of the obstruction.
- 某些结果已被删除