Venous changes occurring during the Valsalva maneuver: evaluation by intravascular ultrasound.
Attubato
M J
MJ
Department of Medicine, New York University School of Medicine, New York 10016.
Katz
E S
ES
Feit
F
F
Bernstein
N
N
Schwartzman
D
D
Kronzon
I
I
D001783:Blood Flow Velocity / Q000502:physiology; D006328:Cardiac Catheterization; D006801:Humans; D007601:Jugular Veins / Q000000981:diagnostic imaging* / Q000502:physiology; D008875:Middle Aged; D018084:Ultrasonography, Interventional; D014636:Valsalva Maneuver / Q000502:physiology*; D014683:Vena Cava, Superior / Q000000981:diagnostic imaging* / Q000502:physiology; D014690:Venous Pressure / Q000502:physiology