What Does PTC Check Mean?

percutaneous transhepatic cholangiography (PTC): Puncture the intrahepatic bile duct through the right midaxillary line or anterior approach under the supervision and guidance of X-ray television or B-mode ultrasound instrument using a puncture needle with plastic tube sheath or Chiba fine puncture needle. Reinjection of contrast media can clearly show the intrahepatic and extrahepatic bile ducts, and can understand the location, degree and extent of lesions in the bile ducts, which is helpful for the differentiation of jaundice. It is mainly used in patients with obstructive jaundice to understand the location, extent and cause of biliary obstruction.

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