FIELD: medicine.
SUBSTANCE: method involves filtering sterile 1:5 barium sulfate suspension through a needle of 0.3 mm large diameter. 5 ml of filtered suspension is introduced into the biliary ducts via drain or catheter members. X-ray imaging or radioscopy examination is carried out. The produced images are used for diagnosing pathological changes in biliary tract or endosurgical intervention is carried out under X-ray control.
EFFECT: reduced radiation exposure and risk of traumatic complications; enhanced effectiveness of treatment.
7 dwg
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