Absolute contraindications are:
The diagnostic laparoscopy is a surgical procedure for the evaluation of pathological processes in the abdomen or in the pelvis (eg., Tumor, endometriosis) is used in patients with acute and chronic abdominal pain as well as to estimate the operability in patients with carcinomas. It is also suitable for staging lymphoma and liver biopsy. Absolute contraindications are: coagulation or bleeding disorder poor patient compliance peritonitis intestinal obstruction infections of the abdominal wall to the relative contraindications include severe cardiac and pulmonary diseases, large abdominal hernias, state after multiple abdominal surgeries and a pronounced ascites. Before laparoscopy, a total blood count, coagulation studies and determination of blood group and Rh factor are obtained. X-ray examinations of the chest and abdomen (kidney, ureter and bladder) are also performed. Laparoscopy carried out under sterile conditions in an operating room or a room equipped accordingly endoscopically. The patient is administered local anesthetics and intravenous sedation and analgesia by an opiate and a short-acting sedative (z. B. midazolam, propofol). The method consists of inserting a pneumoperitoneum needle into the abdominal cavity and instillation of nitric oxide to inflate the abdomen. After increasing access the Peritoneoskop is inserted into the abdomen and the abdominal contents inspected. Surgical instruments for extracting a biopsy or other procedure to be switched through separate accesses or performed. Upon termination of laparoscopy nitric oxide is squeezed by the patient through a Valsalva maneuver and the instruments are removed. Complications may be bleeding, bacterial peritonitis and perforation of viscera.