Continuous arterial spin labeling (CASL)
MR perfusion can provide a new means for
risk assessment in asymptomatic children with
SCA. It allows for non-invasive quantification
of global and regional CBF by using magnetically
labeled water molecules in arterial blood,
without the need for exogenous agents 8,9. CASL
MR perfusion has shown promise as a sensitive
indicator of CBF abnormalities in children