- atrial complex
- the P wave of the electrocardiogram, representing electrical activation of the atria. Cf. ventricular c.
Medical dictionary. 2011.
Medical dictionary. 2011.
premature atrial complex — (PAC) atrial premature c … Medical dictionary
atrial extrasystole — atrial premature complex … Medical dictionary
Atrial septal defect — PFO redirects here. For the airport, see Paphos International Airport. Atrial septal defect Classification and external resources Heart of human embryo of about thirty five days ICD 10 … Wikipedia
Atrial fibrillation — | MeshID = D001281 Atrial fibrillation (AF or afib) is a cardiac arrhythmia (abnormal heart rhythm) that involves the two upper chambers (atria) of the heart. It can often be identified by taking a pulse and observing that the heartbeats don t… … Wikipedia
complex — 1. An organized constellation of feelings, thoughts, perceptions, and memories that may be in part unconscious and may strongly influence associations and attitudes. 2. In chemistry, the relatively stable combination of two or more compounds into … Medical dictionary
atrial bigeminy — an arrhythmia consisting of the repetitive sequence of one atrial premature complex followed by one normal sinus impulse. Atrial bigeminy; each sinus beat is followed by an atrial premature complex … Medical dictionary
atrial premature complex — (APC) a single ectopic atrial beat arising prematurely, manifest electrocardiographically as an abnormally shaped premature P wave, usually with a slightly increased PR interval. It occurs in normal hearts, sometimes associated with the use of… … Medical dictionary
atrial premature beat — (APB) see under complex … Medical dictionary
atrial premature contraction — see under complex … Medical dictionary
atrial premature depolarization — (APD) see under complex … Medical dictionary