Is Liver Puncturing Needle Examination Cholangiography Dangerous?

Transcutaneous transhepatic cholangiography (PTC) is generally not dangerous. This is because the puncture needle used for examination is a kind of special, specially used for this kind of examination, this kind of needle is thin and long, the length of 16cm, the outside diameter is only 0.7mm. Therefore, puncture of the liver with this needle causes little damage to the liver and generally does not bring serious consequences. Liver fragile texture, however, and is rich in blood vessels, and PTC inspection should be done in patients is mainly obstructive jaundice patients, the patients in the bile duct pressure often is higher, sometimes accompanied by blood not easy solidification, etc., so there are a few people to do the PTC after inspection, blood or bile happens through the needle from seepage into the abdominal cavity puncture hole on the surface of the liver, And produce intraperitoneal hemorrhage or biliary peritonitis, sometimes, the stimulation and diffusion of contrast agent can induce cholangitis. In order to prevent the occurrence of these conditions, the doctor should do the necessary examination and preparation for the patient before performing PTC. If the patient is found to be prone to bleeding, blood is not easy to clot and other conditions, it is not appropriate to do this examination. In addition, for the PTC examination of the patient, the doctor should make a careful observation of the condition; The patient should rest quietly in bed and not eat for 12 hours after the examination. Pay attention to changes in blood pressure, pulse and abdominal pain, as well as early detection of intra-abdominal bleeding and biliary peritonitis, and do the corresponding treatment.

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