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Thin needle cholangiography: experience with 50 patients

L I Goldstein, B M Kadell, M Weiner

    Annals of Surgery
    |November 1, 1977
    PubMed
    Summary

    This study evaluated the use of thin needle cholangiography (TNC) in 50 patients with jaundice. The goal was to determine how well this procedure could diagnose biliary obstruction and whether it was safe. TNC successfully showed obstructed ducts in all cases and non-obstructed ducts in 57% of cases. The overall success rate was 82%. Two patients had septic complications. The procedure led to diagnostic changes in 20% of cases, helping avoid unnecessary procedures and reduce hospital stays. However, visualization failed in patients with advanced chronic liver disease or fatty liver. The authors suggest that TNC is a reliable and safe diagnostic tool for jaundiced patients.

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    Area of Science:

    • Gastroenterology and hepatology
    • Diagnostic imaging techniques
    • Interventional radiology

    Background:

    Obstructive jaundice remains a diagnostic challenge in clinical practice. Prior research has shown that percutaneous transhepatic cholangiography is a standard diagnostic tool, but it involves higher risk and complexity. A knowledge gap exists regarding less invasive alternatives that maintain high diagnostic accuracy. No prior work had resolved whether thin needle techniques could reliably visualize biliary anatomy in non-dilated ducts. This uncertainty drove the need for a study focused on a specific tool’s diagnostic yield and safety profile. The field lacks data on how chronic liver conditions affect the success of such procedures. Researchers have not yet established the frequency of diagnostic changes when using this method. The study addresses this by evaluating a specific technique’s performance in a defined patient group. The goal is to determine if a less invasive approach can match traditional methods in diagnostic reliability.

    Purpose Of The Study:

    The study aimed to evaluate the diagnostic accuracy and safety of thin needle cholangiography (TNC) in patients with obstructive jaundice or jaundice of obscure origin. The specific problem addressed is the limited ability of non-invasive imaging to confirm biliary obstruction. The motivation stems from the need for a less invasive diagnostic option with high success rates. The authors sought to assess whether TNC could reliably visualize biliary anatomy in both obstructed and non-obstructed cases. They also aimed to identify factors that might limit the procedure’s effectiveness. The study focused on outcomes such as visualization success and complication rates. The goal was to determine whether this method could influence clinical decisions. The study’s findings could guide the use of TNC in clinical settings.

    Keywords:
    Thin needle cholangiographyBiliary obstructionDiagnostic imagingChiba needleJaundice evaluation

    Frequently Asked Questions

    The study found a 100% success rate in visualizing obstructed ducts in 29 out of 29 cases.

    The Chiba needle was used, as described by Redeker et al. in 1975.

    Failure occurred in patients with advanced chronic liver disease or fatty liver.

    Diagnostic changes in 10 out of 50 cases led to avoiding unnecessary procedures and reducing hospitalization.

    Related Experiment Videos

    Main Methods:

    The study involved 50 patients with obstructive jaundice or jaundice of obscure origin. TNC was performed using the Chiba needle as described by Redeker et al. in 1975. The procedure was conducted in a standard clinical setting. Visualization of the biliary ducts was the primary outcome measure. The success rate was calculated based on whether obstructed or non-obstructed ducts were visualized. Complications were recorded as part of the safety assessment. The study used a descriptive design to report outcomes. The authors compared results against prior diagnostic standards.

    Main Results:

    TNC successfully demonstrated obstructed ducts in 100% of cases (29/29). Non-obstructed ducts were visualized in 57% of cases (12/21). The overall success rate was 82% (41/50). Two patients experienced septic complications. The procedure led to diagnostic changes in 20% of cases (10/50). These changes resulted in avoiding unnecessary procedures in some patients. Hospitalization duration was reduced in cases where TNC findings influenced management. The failure to visualize non-dilated ducts was linked to advanced chronic liver disease or fatty liver.

    Conclusions:

    The authors concluded that TNC is a reliable, easy to perform, and safe procedure for evaluating jaundiced patients. The technique provided diagnostic information that influenced clinical decisions in 20% of cases. TNC helped avoid unnecessary procedures and shorten hospital stays in some patients. The procedure’s success rate was high for obstructed ducts but lower for non-obstructed ones. The failure to visualize non-dilated ducts was associated with chronic liver disease or fatty liver. The study supports the use of TNC as a diagnostic tool in selected cases. The findings suggest that TNC can be a valuable alternative to more invasive methods. The authors propose that TNC should be considered in the diagnostic algorithm for jaundiced patients.

    Failed At:

    2026-07-14T07:45:10.122023+00:00

    Two patients experienced septic complications during the study.

    The authors propose that TNC is a safe procedure for evaluating jaundiced patients.