Home › Medical Dictionary › A › A wave
Print Save or Share
Medical Term:

A wave

 

Definition:

  1. the initial negative deflection in the electroretinogram, presumably reflecting retinal photoreceptor activity;
  2. an atrial deflection in an electrogram recorded from within the atrium of the heart;
  3. the first positive deflection of the atrial and venous pulses due to atrial systole.

Search Stedman's Medical Dictionary
Examples: glitazone, GI cocktail, etc.
(web6)