Tryptase (Mast Cell, Anaphylaxis)
For anaphylactic patients only, record the time of the event on the request. First sample to be taken within the first 30 minutes of reaction. Further samples to be taken 3h & 24h after reaction.
Hospital or GP.
All Colchester & Ipswich samples: 7.5ml Brown Serum. Min vol: 2ml.
*If Urgent Colchester Request*: Sheffield, TAT: 1w. If Routine Colchester or Ipswich Request: Addenbrookes, TAT: 3d.
Non-fasting. No specific patient preparation required.