The time from the beginning of the P wave, indicating atrial depolarization, to the beginning of the QRS complex, representing ventricular depolarization, is the PR interval. This represents the time ...
Fabry's disease is a rare, X-linked disorder characterized by subnormal or absent activity of the lysosomal hydrolase α-galactosidase A. A deficiency of α-galactosidase A leads to progressive ...