Pneumoperitoneum

Introduction After the abdominal cavity organ is broken and perforated due to factors such as inflammation or trauma, the gas volume accumulates under the diaphragm under the standing position, and the dullness of the liver is reduced or disappeared. The X-ray shows the sign of the free gas of the crescent under the armpit. . Due to the rupture of internal organs, such as colon rupture, gastric perforation, etc., most of the trauma occurred in the upper abdomen or bilateral abdomen, the vast majority of which are open injuries, and the closure injury is minimal. For example, trauma can also cause damage to the abdominal cavity organs, causing the accumulation of abdominal gas. X-rays can be seen close to the crescent-shaped free gas image of the underarm.

Cause

1, due to the rupture of internal organs, such as colon rupture, gastric perforation and other reasons, mostly occurred in the upper abdomen or bilateral abdomen trauma, the vast majority of open injuries, closed injury is minimal.

2, such as trauma, can also cause damage to the abdominal cavity organs, causing the accumulation of abdominal gas, X-ray can be seen close to the underlying crescent-shaped free gas image.

an examination

Related inspection

Abdominal fluoroscopy

symptom

1. Symptoms of abdominal pain, bloating, and fever.

2. Abdominal muscle tension, total abdominal tenderness, positive rebound tenderness, positive mobile dullness, weakened or disappeared bowel sounds.

3. Can be accompanied by shock performance, blood pressure decreased, abdominal pain symptoms worsened.

Examination: positive for abdominal puncture, abdominal X-ray examination can be found in the pneumoperitoneum, which can be diagnosed and urgent treatment is needed.

Differential diagnosis

Differential diagnosis should consider acute appendicitis, inflammatory bowel disease, ischemic colitis, colon cancer, intestinal obstruction caused by other causes, ovarian cyst rupture, renal colic and so on.

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