title: Incidence and significance of a "step-down" in oxygen saturation from superior vena cava to pulmonary artery.
authors.affiliation: Cardiac Catheterization Laboratory, Parkland Memorial Hospital, Dallas, Texas.
authors.forename: D B
authors.initials: DB
authors.lastname: Glamann
authors.forename: R A
authors.initials: RA
authors.lastname: Lange
authors.forename: L D
authors.initials: LD
authors.lastname: Hillis
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D001794:Blood Pressure; D006328:Cardiac Catheterization; D002302:Cardiac Output; D003404:Creatinine / Q000097:blood; D005260:Female; D006801:Humans; D015994:Incidence; D008297:Male; D008875:Middle Aged; D010100:Oxygen / Q000097:blood*; D010101:Oxygen Consumption; D011651:Pulmonary Artery / Q000502:physiology*; D011669:Pulmonary Wedge Pressure; D014683:Vena Cava, Superior / Q000502:physiology*
chemical_list: D003404:Creatinine; D010100:Oxygen