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ID:439 Retinol Binding Protein
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DescriptionA small plasma protein. In the serum RBP is complexed with transthyretin which preserves it from renal filtration. Uncomplexed RBP is readily filtered by the glomerulus and absorbed by the proximal tubule.
IndicationDiagnosis & management of renal tubular disorders, (or assessment of nutritional status, or indicator of hepatic synthesis in acute liver disease).
Additional InfoUrine is the preferred analyte for assessment of renal tubular function. Serum sample also acceptable (gel serum ok)
Concurrent Testsna
Dietary Requirementsna
Interpretation

DepartmentBiochemistry
SampleSerum
TubeSerum Gel
Tube Picture
Collection Conditions
Min. Vol2 mL
Freq.Referred to external laboratory

Ref. Range (Male)
Ref. Range (Female)
Ref. Range (Paed)
Ref. Range Notes20-40 mg/l (serum) <15 ug/mmol (urine)
Unitsmg/L
IP Acute TAT1 week
IP Routine TAT1 week
GP Acute TAT1 week
GP Routine TAT1 week
Turnround CommentKevin Green:kevin.green@sth.nhs.uk

Originally edited by : . Review due on 17/10/2017. Published By dan carless on 17/10/2017.