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Pneumoperitoneum is pneumatosis (abnormal presence of air or other gas) in the peritoneal cavity, a potential space within the abdominal cavity. The most common cause is a perforated abdominal organ , generally from a perforated peptic ulcer , although any part of the bowel may perforate from a benign ulcer, tumor or abdominal trauma .
A Veress needle or Veres needle [1] /VER-resh/ is a spring-loaded needle used to create pneumoperitoneum for laparoscopic surgery. Of the three general approaches to laparoscopic access, the Veress needle technique is the oldest and most traditional.
Insufflation was used to create a pneumoperitoneum in order to prevent intra-abdominal bleeding. Kelling and his wife were killed during the Allied bombing of Dresden in 1945. [ 3 ]
Using initially a cystoscope he observed the female genital organs via the transabdominal and transvaginal approach and realized that the former required a controlled pneumoperitoneum during the procedure. [1] He developed instruments for his procedures and established safe criteria for insufflation using CO 2 in lieu of oxygen via the Veress ...
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Pneumoperitoneum (or peritoneal emphysema), air or gas in the abdominal cavity. The most common cause is a perforated abdominal viscus, generally a perforated peptic ulcer, although any part of the bowel may perforate from a benign ulcer, tumor or abdominal trauma. Pneumatosis intestinalis, air or gas cysts in the bowel wall
Pneumoperitoneum, seen as an air bubble on the lower left side of the X-ray film CT scan showing the liver and a kidney. Ten percent of people with polytrauma who had no signs of abdominal injury did have evidence of such injuries using radiological imaging. [1] Diagnostic techniques used include CT scanning, ultrasound, [1] and X-ray. [7]
The cupola sign is seen on a supine chest or abdominal radiograph in the presence of pneumoperitoneum. It refers to dependent air that rises within the abdominal cavity of the supine patient to accumulate underneath the central tendon of the diaphragm in the midline. It is seen as lucency overlying the lower thoracic vertebral bodies.