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Updated: Jun 21, 2026

A Point-of-Care Method with Integrated Decision Support Tool to Estimate Anemia at Population Level
Published on: January 19, 2024
Anemia in the preoperative patient
Manish S Patel1, Jeffrey L Carson
1Department of Medicine, Division of General Internal Medicine, University of Medicine and Dentistry of New Jersey Robert Wood Johnson Medical School, New Brunswick, NJ 08903, USA. patel168@umdnj.edu
Preoperative anemia evaluation is crucial for surgical management. This review covers anemia causes, perioperative transfusion evidence, and treatment recommendations.
Area of Science:
- Anesthesiology
- Hematology
Background:
- Anemia is a frequent condition in patients scheduled for surgery.
- Identifying the cause of anemia impacts perioperative care and patient outcomes.
Purpose of the Study:
- To review the evaluation methods for preoperative anemia.
- To examine the evidence supporting perioperative blood transfusions.
- To provide recommendations for anemia treatment in surgical patients.
Main Methods:
- Literature review of studies on preoperative anemia.
- Analysis of evidence concerning red blood cell transfusion thresholds.
- Synthesis of current guidelines for anemia management.
Main Results:
- The etiology of preoperative anemia influences perioperative management strategies.
- Limited evidence exists for optimal red blood cell transfusion thresholds.
- Anemia treatment, including transfusions, requires careful consideration.
Conclusions:
- Comprehensive evaluation of preoperative anemia is essential.
- Evidence-based guidelines for perioperative transfusion are needed.
- Tailored treatment plans improve surgical outcomes for anemic patients.
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