Pneumoperitoneum | Radiology Reference Article - Radiopaedia.org
2024年7月10日 · An erect chest x-ray is probably the most sensitive plain radiograph for the detection of free intraperitoneal gas. If a large volume pneumoperitoneum is present, it may be superimposed over a normally aerated lung with normal lung markings.
Abdomen (AP supine view) | Radiology Reference Article
2023年3月23日 · This view is useful in assessing abdominal pathologies, including bowel obstructions, calcifications and neoplastic changes. It is also used as a scout/baseline image for contrast studies of the abdomen (i.e. small bowel follow-through).
Abdomen (lateral decubitus view) - Radiopaedia.org
2024年8月6日 · The lateral decubitus abdominal radiograph is used to identify free intraperitoneal gas (pneumoperitoneum). It can be performed when the patient is unable to be transferred to, or other imaging modalities (e.g. CT) are not available. The most useful position for detecting free intraperitoneal air is the left lateral decubitus position.
Bowel perforation | Radiology Reference Article - Radiopaedia.org
2024年7月5日 · Plain radiograph. free gas under the diaphragm is a classic sign of pneumoperitoneum on the erect chest and abdomen radiographs and it is suspicious for bowel perforation. other signs of pneumoperitoneum, including Rigler sign.
Pneumoretroperitoneum | Radiology Reference Article
2023年1月10日 · Pneumoretroperitoneum is best appreciated by CT, however, can also be detected by plain abdominal radiograph and even by transabdominal ultrasound. Generally, the air is most commonly seen surrounding the kidneys in the right and left upper quadrants of …
Acute abdominal series | Radiology Reference Article
2023年3月23日 · The acute series is used for a variety of indications including: determine the amount of bowel gas, with possible bowel distention. assess air-fluid levels. query pneumoperitoneum.
Postoperative free intraperitoneal gas - Radiopaedia.org
2021年11月17日 · Postoperative free intraperitoneal gas refers to the presence of gas in the peritoneal cavity following a surgical procedure and may result from open or laparoscopic surgical techniques.
Ascites | Radiology Reference Article | Radiopaedia.org
Detection of intraperitoneal fluid on a plain radiograph requires at least 500 mL to be present. Plain radiograph findings of ascites include: diffusely increased density of the abdomen. poor definition of the soft tissue shadows, such as the psoas muscles, liver and spleen.
Intramural bowel gas | Radiology Reference Article - Radiopaedia.org
2022年9月18日 · Pathology. Intramural gas can be seen in intestinal ischemia and eventually bowel infarction. This is the most concerning etiology for intramural gas. Gas in the bowel wall in the neonatal period, whatever its shape, is diagnostic of necrotizing enterocolitis.
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