LOINC display name : Albumin in CSF/Albumin in Serum or Plasma (S/P CSF) [Relative ratio];
LOINC long common name : Albumin in CSF/Albumin in Serum or Plasma;
LOINC short name : Alb CSF/SerPl;
LOINC description : The albumin quotient (AQ; CSF albumin/serum or plasma albumin x 100) is an important
measurement to quantify the blood-brain barrier function. Normal function of the AQ
barrier depends on the age of the patient; in newborns, a higher permeability may
be observed.;