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Related Experiment Videos

The preoperative bleeding time test: assessing its clinical usefulness

A S Gewirtz1, K Kottke-Marchant, M L Miller

  • 1Department of Anatomic Pathology, Cleveland Clinic Foundation, OH 44195, USA.

Cleveland Clinic Journal of Medicine
|November 1, 1995
PubMed
Summary

The bleeding time test helps diagnose bleeding disorders but is unreliable for predicting surgical bleeding. Its low predictive value means it should not be used as a routine pre-surgery screening tool.

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Area of Science:

  • Hematology
  • Surgical Pathology

Background:

  • The bleeding time test is a diagnostic tool for evaluating patients with potential bleeding issues.
  • A history of bleeding or clinical signs of hemorrhagic disorders may prompt its use.

Purpose of the Study:

  • To evaluate the utility of the bleeding time test in clinical practice.
  • To determine if the bleeding time test is a reliable predictor of perioperative bleeding.

Main Methods:

  • Review of clinical cases involving bleeding time tests.
  • Analysis of the positive predictive value of the bleeding time test for perioperative bleeding.

Main Results:

  • The bleeding time test can assist in diagnosing hemorrhagic disorders.
  • The test demonstrates a low positive predictive value for anticipating perioperative bleeding.

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Conclusions:

  • The bleeding time test has a role in diagnosing bleeding disorders.
  • Its low predictive accuracy makes it unsuitable for routine preoperative screening to prevent surgical bleeding.