This article discusses the physiology of the heart, the causes and pathophysiology of heart failure, and treatment and management options. 1  This article has been double-blind peer reviewed. 2  Figures and tables can be seen in the attached print-friendly PDF file of the complete article.
(redirected from PVR) Also found in: Dictionary, Medical, Acronyms, Wikipedia. in medicine and physiology, a method of continuous graphic recording of variations in the volume of a human or animal organ as modified by the circulation of blood.
AVR may refer to any of the following: 1. Short for Automatic Voltage Regulator, AVR is a hardware device used to maintain a voltage to electronic devices. 2. Short for Automatic Voice Recognition, AVR is the ability of a computer or other electronic device to identify and understand human voice. 3.