Why the study?
Does chronic heart failure alter venous capacitance and effective vascular compliance in conscious rats?
Population
Conscious rats with chronic heart failure, sham-operated rats, and normal rats.
Comparison
Induction of chronic heart failure via coronary… vs Sham-operated and normal rats.
Design
Preclinical
Follow-up
3 weeks
Authors
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Supports reduced venous compliance in rodent HF models; leaves open translation to human capacitance and therapy.
Does chronic heart failure alter venous capacitance and effective vascular compliance in conscious rats?
Chronic heart failure in a rat model is associated with decreased venous capacitance due to a reduction in effective vascular compliance, without significant changes in unstressed vascular volume.
Gay et al. (1986) studied this question.