TABLE 1:

Physiologic data in 133 patients measured during SPECT scanning at rest and with an acetazolamide challenge

ValueAt RestAcetazolamide Challenge
pH7.39 ± 0.037.39 ± 0.04
PaCO2, mm Hg41.8 ± 2.841.0 ± 2.5
PaO2, mm Hg94.1 ± 2.794.9 ± 4.0
Mean blood pressure, mm Hg96.1 ± 7.196.9 ± 8.1
  • Note.—Data are the mean ± SD.