PR3

Test/Investigation

PR3

Site(s) or Laboratory offering Test/Investigation

NNUH

Units

IU/mL

Also Known as/Frequency of Test

ANCA, prs, proteinase 3

Indications

MPO and PR3 antibodies are associated with the systemic necrotising vasculitides Granulomatous Polyangitis (GPA/Wegener's Granulomatosis), Microscopic Polyarteritis, Rapidly Progressive Glomerulonephritis and Churg-Strauss Syndrome.

Sample type

Serum

Turnaround times (TAT) Urgent/Routine/GP or OPD

2 working days

Reference intervals (adult unless stated)

0.0 – 2.0 IU/mL Negative
2.0 – 3.0 IU/mL Equivocal
> 3.0 IU/mL Positive

If UKAS Accredited Test indicate at which site

Y NNUH