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[Cardiac adaptation to physical training--physiological and clinical aspects]
1Afdeling for nyre- og kredsløbsforskning, Københavns Universitet, Panum Instituttet. finng@mfi.ku.dk
Ugeskrift for Laeger
|October 19, 1999
Summary
Vigorous physical training causes left ventricular hypertrophy (LVH), known as "athlete's heart," an adaptation to exercise. Differentiating this physiological change from heart disease is crucial for accurate diagnosis in athletes.
Area of Science:
- Cardiology
- Sports Medicine
- Physiology
Context:
- Vigorous physical training leads to left ventricular hypertrophy (LVH), termed "athlete's heart."
- This cardiac adaptation results from increased hemodynamic load during exercise.
- Specific chamber dimensions change based on volume or pressure load.
Purpose:
- To explain the physiological basis of LVH in athletes.
- To highlight the importance of distinguishing athlete's heart from primary heart disease.
- To inform physicians about diagnostic challenges in athletes with LVH.
Summary:
- Elite athletes exhibit increased left ventricular mass compared to sedentary individuals.
- Cardiac dimensions in athletes rarely exceed normal limits, with male oarsmen most commonly affected.
- Distinguishing physiological LVH from pathological conditions is essential for accurate medical assessment.
Impact:
- Familiarity with athlete's heart aids physicians in accurate diagnosis.
- LVH in athletes can reduce the sensitivity of non-invasive tests for coronary heart disease.
- Diagnostic strategies for ischemic heart disease in athletes with LVH require careful consideration.