title: The freon test. A new sensitive technic for the detection of small cardiac shunts.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000790:Angiocardiography; D006328:Cardiac Catheterization; D002648:Child; D002675:Child, Preschool; D004395:Dye Dilution Technique; D005740:Gases; D006344:Heart Septal Defects, Atrial / Q000175:diagnosis*; D006345:Heart Septal Defects, Ventricular / Q000175:diagnosis*; D006801:Humans; D006846:Hydrocarbons, Halogenated; D007201:Indicator Dilution Techniques; D007454:Iodides; D008297:Male; D008722:Methods; D008875:Middle Aged; D010092:Oximetry; D010100:Oxygen / Q000097:blood
chemical_list: D005740:Gases; D006846:Hydrocarbons, Halogenated; D007454:Iodides; D010100:Oxygen