Sustained isometric handgrip--a useful bedside maneuver.
D003327:Coronary Disease / Q000175:diagnosis*; D006225:Hand; D006326:Heart Auscultation; D006334:Heart Function Tests; D006349:Heart Valve Diseases / Q000175:diagnosis*; D006801:Humans; D008722:Methods; D009119:Muscle Contraction; D011312:Pressure