FIELD: medicine.
SUBSTANCE: method involves detecting duodenum wall integrity disorders in performing endoscopic examination of duodenal ulcer after removing necrotic detritus from ulcer bottom. Available wall defect is subjected to endoscopic probing with catheter introducing water-soluble radiopaque solution through the probe and followed with fistulographic examination. The radiopaque solution being observed outside of duodenum, duodenal fistula or perforated ulcer are diagnosed.
EFFECT: high reliability of early stage diagnosis.
3 dwg
