2024年10月13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. Bowel obstruction may be complete or incomplete 6:

2016年6月8日 · Begin abdominal X-ray interpretation by checking the following details: Patient details: name, date of birth and unique identification number. Previous imaging: useful for comparison. Assess the projection of the abdominal X-ray. Typical projections of an abdominal X …

2023年9月19日 · A systematic approach to AXR interpretation is essential to avoid missing significant pathological changes. Determine the ownership, adequacy and technical quality of the film. Name and date of birth of the patient and date radiograph was performed. Projection. Posture (e.g. supine or erect). Adequacy of exposure.

2022年12月15日 · A plain abdominal radiograph (AXR) is still used in some settings as the initial investigation for bowel obstruction. The AXR findings (Fig. 3) seen in a patient with bowel obstruction are: Small bowel obstruction – Dilated bowel (>3cm), central abdominal location, and valvulae conniventes visible (lines completely crossing the bowel)

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).

Learn about abdomen x-ray abnormalities. Tutorial on abnormalities of the bowel gas pattern on abdominal x-ray. Large bowel obstruction X-ray appearances. Pseudo-obstruction.

2017年9月5日 · Large-bowel obstruction (LBO) is approximately five to six times less common than small-bowel obstruction (SBO) and is more common in elderly patients [1]. The causes of LBO and SBO differ substantially. Patients with LBO typically present with abdominal pain, distention, and constipation [1].

Appearances of large bowel obstruction as seen on abdominal X-ray. Colonic obstruction appears as dilated gas-filled bowel on an abdominal X-ray.

2024年8月13日 · LBO with closed-loop obstruction from a competent ileocaecal valve is a time-critical surgical emergency. In this situation, there is progressive dilatation of the obstructed colon followed by a sequence of venous congestion, arterial compromise, ischaemia, necrosis, and, ultimately, perforation of the colon (typically caecum).

AXR findings of large bowel obstruction. dilated colon, especially a dilated caecum. caecum is normally < 9cm wide, and becomes at risk of perforation if > 12cm.