title: Effect of transient resistance changes on atrial septal defects and other intracardiac shunts.
mesh_terms: D000328:Adult; D001794:Blood Pressure; D006328:Cardiac Catheterization; D002648:Child; D005260:Female; D006330:Heart Defects, Congenital / Q000175:diagnosis; D006339:Heart Rate; D006344:Heart Septal Defects, Atrial / Q000175:diagnosis*; D006345:Heart Septal Defects, Ventricular / Q000175:diagnosis*; D006801:Humans; D007545:Isoproterenol / Q000494:pharmacology*; D008297:Male; D008729:Methoxamine / Q000494:pharmacology*; D008875:Middle Aged; D005996:Nitroglycerin / Q000494:pharmacology*; D009609:Nitrous Oxide; D009638:Norepinephrine / Q000494:pharmacology*; D011652:Pulmonary Circulation; D014655:Vascular Resistance / Q000187:drug effects*
chemical_list: D005996:Nitroglycerin; D008729:Methoxamine; D009609:Nitrous Oxide; D007545:Isoproterenol; D009638:Norepinephrine