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Updated: Feb 12, 2026

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Published on: December 22, 2023
Improving bone marrow biopsy quality through peer discussion and data comparisons: A single institution experience
R K Yang1, M Nazeef2, S S Patel1
1Department of Pathology and Laboratory Medicine, University of Wisconsin School of Medicine and Public Health, Madison, WI, USA.
Improving bone marrow biopsy (BMB) quality is essential for accurate hematologic disease diagnosis. This quality improvement project enhanced BMB specimen adequacy through performer education and optimized needle selection, leading to sustained improvements.
Area of Science:
- Hematology
- Pathology
- Quality Improvement Science
Background:
- Bone marrow biopsy (BMB) is vital for diagnosing and monitoring hematologic diseases.
- Inadequate BMB specimens can compromise diagnostic accuracy.
- Variable BMB quality necessitates targeted improvement strategies.
Purpose of the Study:
- To implement a quality improvement project aimed at enhancing the quality of diagnostic bone marrow biopsy specimens.
- To identify key factors influencing BMB specimen adequacy and implement sustainable solutions.
Main Methods:
- An A3 quality improvement process was employed to analyze BMB quality factors.
- Baseline data from 211 BMBs and follow-up data from 382 cases were collected.
- Clinical conferences facilitated data review, peer comparison, and strategy development.
Main Results:
- BMB length was primarily influenced by the individual performer and needle gauge.
- Specimen length significantly improved after performer education and data comparison (15.2 mm vs. 12.8 mm, P < .0001).
- Utilizing an 8-gauge needle resulted in longer BMBs compared to an 11-gauge needle (18.3 mm vs. 13.3 mm, P < .0001).
Conclusions:
- Education on BMB standards and sharing performer data are effective strategies for quality improvement.
- Switching to an 8-gauge needle can enhance BMB specimen length and quality.
- These straightforward interventions lead to improved diagnostic pathology.
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