Rockroses for Northwest Gardens. Cistus x aguilarii âMaculatusâ. . . . rock roses are a pleasure to plant and their possibilities are endless. They are best clothing hot, dry banks, or tumbling over rocks in a chaparral-type planting, or billowing out from an island planting of drought resistant shrubs . . .
Premature Ventricular Contractions. Description. Premature ventricular contractions (PVCs) are beats which are initiated in the ventricles or lower chambers of the heart, prematurely. As opposed to PACs, when the SA node (the natural pacemaker of the heart) gets interrupted, PVCs do not interrupt the SA node.
Premature Ventricular Contractions. Premature ventricular contractions (PVCs) are a type of arrhythmia (irregular heartbeat). They are common and can affect people of all ages. PVCs are often not dangerous. But if other heart problems are present, PVCs can cause serious health issues. This sheet tells you more about PVCs and how they are treated.