title: Slow supraventricular tachycardia in a patient on beta-blocker therapy.
authors: Steve
authors: S
authors: Allison
authors: Sean O
authors: SO
authors: Henderson
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000009:adverse effects*; D000368:Aged; D006801:Humans; D006973:Hypertension / Q000150:complications / Q000188:drug therapy; D008297:Male; D008790:Metoprolol / Q000009:adverse effects*; D013617:Tachycardia, Supraventricular / Q000139:chemically induced* / Q000175:diagnosis / Q000628:therapy; D016896:Treatment Outcome; D014636:Valsalva Maneuver
chemical_list: D000319:Adrenergic beta-Antagonists; D008790:Metoprolol