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Comprehensive & Cost Effective Laboratory Monitoring of HIV/AIDS: an African Role Model
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Published on: October 31, 2010

[Unnecessary laboratory tests].

W G Guder1, O A Müller

  • 1Marianne-Plehn-Strasse 4, Munich. W.G.Guder@extern.lrz-muenchen.de

Deutsche Medizinische Wochenschrift (1946)
|March 12, 2009
PubMed
Summary
This summary is machine-generated.

Medical laboratory tests have surged 12-fold per hospital stay due to new and traditional analyses. Despite critical review, reducing tests offers minimal cost savings in medical laboratories.

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Area of Science:

  • Clinical Chemistry and Laboratory Medicine
  • Health Services Research

Context:

  • A 12-fold increase in medical laboratory tests per hospital stay over 40 years.
  • Driven by both traditional and novel diagnostic assays.
  • Growing demand for diagnostic information in healthcare.

Purpose:

  • To critically analyze the medical necessity of commonly used laboratory tests.
  • To evaluate traditional markers (liver, heart, kidney disease), tumor markers, and endocrine/metabolic disorder tests.
  • To assess the impact of test utilization on overall laboratory costs.

Summary:

  • Analysis categorizes tests as obsolete (e.g., certain enzyme assays), inappropriately timed/frequent (e.g., tumor markers, lipids, HbA1c), or requiring continuous re-evaluation (e.g., autoantibodies, iron status, natriuretic peptides, gene analysis).
  • Identifies specific examples of tests with questionable current medical utility.
  • Highlights the dynamic nature of laboratory test indications due to scientific advancement.

Impact:

  • Concludes that even stringent control over medical needs will yield minimal cost reductions in medical laboratories.
  • Suggests that technological advancements and evolving medical practices necessitate ongoing reassessment of laboratory test utilization.
  • Underscores the complexity of managing laboratory test volumes and associated healthcare expenditures.