CSF/serum albumin ratio

CSF/serum albumin ratio
CSF/serum albumin ratio
LOINC	1756-6

CSF/serum albumin ratio is a test performed to compare the levels of albumin in the cerebrospinal fluid and the serum.

It is useful as a measure of the integrity of the blood–brain barrier.^[1]^[2]^[3]

BMP/ELECTROLYTES:
Na⁺ = 140	Cl⁻ = 100	BUN = 20	/ Glu = 150 \
K⁺ = 4	CO₂ = 22	PCr = 1.0	/ Glu = 150 \
ARTERIAL BLOOD GAS:
HCO₃⁻ = 24	p_aCO₂ = 40	p_aO₂ = 95	pH = 7.40
ALVEOLAR GAS:
	p_ACO₂ = 36	p_AO₂ = 105	A-a g = 10
OTHER:
Ca = 9.5	Mg²⁺ = 2.0	PO₄ = 1
CK = 55	BE = −0.36	AG = 16
SERUM OSMOLARITY/RENAL:
PMO = 300	PCO = 295	POG = 5	BUN:Cr = 20
URINALYSIS:
UNa⁺ = 80	UCl⁻ = 100	UAG = 5	FENa = 0.95
UK⁺ = 25	USG = 1.01	UCr = 60	UO = 800
PROTEIN/GI/LIVER FUNCTION TESTS:
LDH = 100	TP = 7.6	AST = 25	TBIL = 0.7
ALP = 71	Alb = 4.0	ALT = 40	BC = 0.5
		AST/ALT = 0.6	BU = 0.2
AF alb = 3.0	SAAG = 1.0		SOG = 60
CSF:
CSF alb = 30	CSF glu = 60	CSF/S alb = 7.5	CSF/S glu = 0.6

v t e Medical tests on Cerebrospinal fluid (CPT 82000-84999)
Albumin	CSF albumin CSF/serum albumin ratio
Glucose	CSF glucose CSF/serum glucose ratio
Other	Baricity

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