Skip to content

This site uses cookies. By continuing to browse the site you are agreeing to our use of cookies. Find out more here. Hide this message

Laboratory Medicine

Test Directory / Ionised Calcium

Ionised Calcium

Brown clotted serum, gel barrier or orange lithium heparin OR blood gas syringe

TestIonised Calcium
Common AbbreviationsICAL
ProfileNA
Tube typeBrown clotted serum, gel barrier or orange lithium heparin OR blood gas syringe
Clinical IndicationMeasurment of ionised calcium can be useful in patients with alkalosis or acidosis when total calcium measurements may be misleading, and for patients with low albumin levels where the adjusted calcium can't be calculated.
Specimen TypeBlood
Sample typeSerum (Un-cuffed sample)
Minimum Volume4.9mL
Special PrecautionsSample tube must be full with no air bubbles. Samples taken on the wards should be analysed by medical/nursing staff on the blood gas analysers
StabilityMust be tested immediately after opening sample lid
Turnaround TimeInpatient: Must be performed on ward Outpatient/ GP: 24 hours
LaboratoryYork and Scarborough Requires blood gas analyser available on various hospital wards.
Reference Interval 1.15-1.33 mmol/L
LimitationsNo interference was observed from rheumatoid factors up to a concentration of 1200 IU/mL.
Notes
Two female receptionists on the phone at a desk smiling

Feedback

A receptionist at an information stand reading some paperwork

Your Visit

Chinese Poland

View all languages >