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Related Experiment Videos

Blood test abnormalities in runners

T W Bunch

    Mayo Clinic Proceedings
    |February 1, 1980
    PubMed
    Summary
    This summary is machine-generated.

    Endurance athletes may show "abnormal" blood test results due to intense training, not disease. Physicians must consider exercise habits to avoid misdiagnosing conditions like anemia or heart issues in athletes.

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    Area of Science:

    • Sports Medicine
    • Clinical Pathology
    • Exercise Physiology

    Background:

    • Physicians often interpret out-of-range blood test results as indicators of disease.
    • Endurance athletes frequently exhibit physiological adaptations that can alter standard blood markers.
    • Misinterpretation of these markers can lead to incorrect diagnoses in athletic populations.

    Purpose of the Study:

    • To highlight how endurance training can affect blood test results.
    • To inform clinicians about potential exercise-induced "abnormalities" in athletes' bloodwork.
    • To prevent misdiagnosis of diseases in athletes based on physiological adaptations.

    Main Methods:

    • Case series presentation of six endurance-trained runners.
    • Analysis of blood test results in the context of athletic training.

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  • Comparison of athlete blood markers with standard clinical reference ranges.

    • Main Results:

    • Observed "abnormal" blood test results in athletes that mimic disease states.
    • Examples include findings suggestive of anemia, liver disease, myocardial ischemia, and renal disease.
    • These alterations are attributed to the physiological effects of sustained physical activity.

    Conclusions:

    • Physicians need to be aware of athletes' exercise habits when interpreting blood tests.
    • Understanding exercise physiology is crucial to differentiate training adaptations from pathology.
    • Erroneous diagnoses of serious conditions can be avoided by considering the patient's athletic status.