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Laboratory Medicine

Test Directory / Tryptase Activity

Tryptase Activity

Brown clotted serum, gel barrier (EDTA is NOT ACCEPTABLE)

TestTryptase Activity
Common AbbreviationsTRY
Tube typeBrown clotted serum, gel barrier
Clinical IndicationInvestigation of anaphylactic reactions and mastocytosis.
Specimen TypeBlood
Sample typeSerum
Minimum Volume0.5mL
Special PrecautionsSample must be sent to the laboratory ASAP after collection. Samples received after 3 hours from collection are not suitable for analysis. For confirmation of an anaphylactic reaction samples should be collected at 1 hour, 3 hours and 24 hours post reaction.
StabilityContact Referral Laboratory
Turnaround Time7 days
LaboratorySt James's University Hospital Beckett Street Leeds LS9 7TF 0113 392 3414
Reference IntervalContact Referral Laboratory
LimitationsContact Referral Laboratory
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