Reproducibility of resting cerebral blood flow measurements with H215O positron emission tomography in humans

  • Elizabeth Matthew
  • , Paul Andreason
  • , Richard E. Carson
  • , Peter Herscovitch
  • , Karen Pettigrew
  • , Robert Cohen
  • , Catherine King
  • , Chris Ellyn Johanson
  • , Steven M. Paul

Research output: Contribution to journalArticlepeer-review

69 Scopus citations

Abstract

Two consecutive measurements of resting CBF were carried out in normal volunteers (n = 25) using H215O positron emission tomography. Absolute whole-brain blood flow (WBBF; ml 100 g-1 min-1, mean ± SD) for the first (40.3 ± 6.4) and second (39.3 ± 6.5) measurements was not significantly different (mean % difference 2.3 ± 8.7). Analysis of regions of interest showed no significant differences in absolute regional CBF (rCBF) and normalized (rCBF/WBBF) rCBF. Left-right differences were also not significant. These data demonstrate the reproducibility of resting CBF measurements in normal humans.

Original languageEnglish
Pages (from-to)748-754
Number of pages7
JournalJournal of Cerebral Blood Flow and Metabolism
Volume13
Issue number5
DOIs
StatePublished - 1993

Keywords

  • Ho positron emission tomography
  • Normalization of data
  • Regions of interest
  • Reproducibility of measurement
  • Resting cerebral blood flow

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