BACKGROUND
Normal values of the jugular bulb oxygen saturation were obtained in 1942 and in 1963. Correct catheter positioning was not confirmed radiologically.
OBJECTIVES
To replicate the measurements during angiographic catheterisation of the jugular bulb.
METHODS
Oxygen saturation in the jugular bulb (SjO(2)), inferior petrosal sinus (SipsO(2)), and internal jugular vein was bilaterally ...