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Echocardiographic parameters in training compared with non-training greyhounds
R A Lonsdale1, R H Labuc, I D Robertson
1Department of Applied Veterinary Medicine, Murdoch University, Western Australia.
Summary
Training significantly impacts echocardiographic measurements in greyhounds. Key cardiac parameters, including interventricular septal thickness, are larger in athletic dogs compared to their sedentary counterparts.
Area of Science:
- Cardiology
- Veterinary Medicine
- Canine Physiology
Background:
- Echocardiography is crucial for assessing canine cardiac health.
- Understanding how athletic training influences cardiac structure in greyhounds is important for accurate interpretation of echocardiographic findings.
Purpose of the Study:
- To compare echocardiographic parameters between training and non-training greyhounds.
- To investigate the effects of training, body size, and gender on cardiac measurements in greyhounds.
Main Methods:
- Echocardiographic measurements were performed on training and non-training greyhounds.
- Parameters were indexed to body weight and body surface area.
- Analysis was conducted separately for each gender.
Main Results:
- Training greyhounds showed statistically significant increases in interventricular septal thickness (systolic) when indexed to body weight.
- Increased interventricular septal and left ventricular free wall measurements (systolic) were observed in training greyhounds when indexed to body surface area.
- Both genders exhibited increased interventricular septal thickness (diastolic in females, systolic in males) with training. Male training greyhounds also showed increased left ventricular internal dimension and free wall thickness (systolic).
Conclusions:
- Echocardiographic parameters differ between training and non-training greyhounds.
- Training status, body size, and gender are critical factors to consider when interpreting echocardiographic data in greyhounds.