A cardiac murmur depending on the Wolff-Parkinson-White syndrome.
D000293:Adolescent; D000680:Amyl Nitrite / Q000494:pharmacology; D001285:Atropine / Q000494:pharmacology; D004562:Electrocardiography; D005260:Female; D006321:Heart / Q000187:drug effects; D006326:Heart Auscultation; D006339:Heart Rate; D006801:Humans; D009638:Norepinephrine / Q000494:pharmacology; D014927:Wolff-Parkinson-White Syndrome / Q000150:complications*
D001285:Atropine; D000680:Amyl Nitrite; D009638:Norepinephrine