Trust Homepage > Pathology Homepage

Test and Tubes Database
ID:323 Vitamin C
Search Links: General Info : Protocols : LabTestsOnline

DescriptionVitamin C (L-ascorbic acid) is a water soluble compond essential for protein synthesis.
IndicationSuspicion of scurvy
Additional InfoPlease note that heparin sample WITHOUT GEL (green/black top) is required for this test. Plasma Vitamin C concentrations are only valid in the absence of systemic inflammmation (CRP < 10mg/L). see Nutrition Screen. Vitamin C is a potent antioxidant, is required for collagen synthesis, increases iron absorption, is involved with wound healing and drug metabolism.
Concurrent Testsna
Dietary Requirementsna
InterpretationA deficiency may cause scurvy (epiphyseal plates & bony shaft thin and fragile) in children and problems with bone maintenance in adults. There is a resultant predisposition to fractures

DepartmentBiochemistry
SampleBlood
TubeLithium Heparin
Tube Picture
Collection ConditionsSend to lab ASAP. Use a red bag to ensure prompt attention. NOTE the tube required for this test is HEPARIN WITHOUT GEL. (Green and black top)
Min. VolAdult - min volume 500 uL treated with MPS. Child min - volume 200 Ul treated with MPS. Freeze ASAP after collection.
Freq.fortnightly

Ref. Range (Male)see report
Ref. Range (Female)see report
Ref. Range (Paed)
Ref. Range NotesFor plasma - Adult: 26.1 - 84.6 umol/L; Deficiency <11,1 umol/L (Also see www.clinbiochem.info/vitamins)
Unitsumol/L
IP Acute TAT7 days
IP Routine TAT7 days
GP Acute TAT7 days
GP Routine TAT7 days
Turnround CommentPaula Marchetti:Paula.marchetti@rothgen.nhs.uk

Originally edited by : KRA. Review due on 17/10/2017. Published By RB on 17/10/2017.