Please note additional tubes are required if more than 10 allergens are requested. 5ml GEL SST Age Minimum 5ml. For component resolved diagnostics testing 1 mL per 14 Days ( Rust/Yellow top) dependent allergen is required. See also Allergen Specific IgE Do not separate or refrigerate Whole Blood 4 ml EDTA (purple top) See report 3 days Test within 10 hours 6 mL Lithium heparin Samples must be received in the laboratory (Charing Cross) Whole blood Non-reactive 4 days (green top) by 2pm Monday to Friday for the test to be performed Minimum 14 days 5ml GEL SST 1 mL Serum protective level (Rust Top) >0.15IU/mL 5ml GEL SST 1 mL Serum <75 AU/mL 7 days (Rust Top) 21 days 5ml GEL SST 1 mL Serum <0.4 AU/mL (Rust Top) Additional Confirmatory tests: 5ml GEL SST turnaround time 14 days 1 mL Serum <10 AU/mL 7 days (Rust Top) Drug levels (Infliximab IFX, Adalimumab ADA, Etanercept ETA) Anti-TNF drug levels = 2 weeks 5ml GEL SST Anti- drug 5 ml Serum N/A Neutralising (Rust Top) Perform venesection BEFORE next drug infusion neutralising antibodies antibodies = 4 weeks Turnaround Test Sample type Container Ref Ranges Additional requirements and other comments time
Minimum 5ml. 5ml GEL SST ( Rust/Yellow top) Age dependent 14 Days Please note additional tubes are required if more than 10 allergens are requested. For component resolved diagnostics testing 1 mL per allergen is required. See also Allergen Specific IgE Whole Blood 4 ml EDTA (purple top) See report 3 days Do not separate or refrigerate Test within 10 hours Whole blood 6 mL Lithium heparin (green top) Non-reactive 4 days Samples must be received in the laboratory (Charing Cross) by 2pm Monday to Friday for the test to be performed 1 mL Serum 5ml GEL SST (Rust Top) Minimum protective level >0.15IU/mL 14 days 1 mL Serum 5ml GEL SST (Rust Top) <75 AU/mL 7 days 1 mL Serum 5ml GEL SST (Rust Top) <0.4 AU/mL 21 days 1 mL Serum 5ml GEL SST (Rust Top) <10 AU/mL 7 days Additional Confirmatory tests: turnaround time 14 days Anti-TNF drug levels Anti- drug neutralising antibodies 5 ml Serum 5ml GEL SST (Rust Top) N/A Drug levels = 2 weeks Neutralising antibodies = 4 weeks (Infliximab IFX, Adalimumab ADA, Etanercept ETA) Perform venesection BEFORE next drug infusion Test Sample type Container Ref Ranges Turnaround time Additional requirements and other comments