Category
SEROLOGY/ IMMUNOLOGY
Sub Category
AUTOIMMUNE.
Synonyms/Aliases
PERINUCLEAR ANTI-CYTOPLASMIC ANTIBODIES.
Abbreviations
MPO AB; MPO-ANCA; p-ANCA.
Type
INDIVIDUAL TEST.
5 DAYS
5 WORKING DAYS
Method
IMMUNOASSAY
Temp
AMBIENT (1 HOURS), REFRIGERATED (7 DAYS), FROZEN (30 DAYS).
Setup
BATCHED.
Components Parameters
N/A.
PRE-ANALYTIC CONSIDERATIONS
Test Ordering Instructions
FILL OUT TEST REQUEST FORM FULLY & LEGIBLY.
Patient preparation
FASTING 8-10 HOURS.
Sample type
SERUM.
Container/ preservative
SERUM SEPARATOR TUBE (SST/ GEL) OR PLAIN (RED TOP) VACUTAINER.
Sample volume
3 ML
Rejection criteria
LABELING ISSUE (UNLABELED/ MISLABELED); MISSING REQUEST FORM; MISMATCH BETWEEN REQUEST FORM & SAMPLE DETAILS; MISSING AGE/ GENDER; WRONG SAMPLE TYPE; INSUFFICIENT SAMPLE; HEMOLYZED, LIPEMIC, ICTERIC SAMPLES.
Other Instructions
CENTRIFUGE SST (SERUM GEL TUBES) WITHIN 1-2 HOURS OF COLLECTION. CENTRIFUGE RED TOP VACUTAINERS AND ALIQUOT SERUM WITHIN 1-2 HOURS OF COLLECTION. THE SEPARATION VIAL MUST BE LABELED WITH AT LEAST 2 PATIENT IDENTIFIERS AND THE SAMPLE TYPE.
Reference intervals
NEGATIVE.
Clinical Utility
DIAGNOSIS OF VARIOUS AUTOIMMUNE VASCULITIC DISORDERS.
Test Limitations/ Confounders
N/A.