TEST DIRECTORY | MIDx Labs

CYCLIC CITRULINATED PEPTIDE (CCP) Ab

Autoantibody highly specific for rheumatoid arthritis diagnosis.

LIS TEST CODE: ACCP

CPT CODE: 86200

ALIASES: Anti-CCP, Anti Citrullinated Antibody, Anti Citrulline, Anti-Citrulline Antibody, Citrullinated Ab

METHODOLOGY: Chemiluminescent Microparticle Immunoassay (CMIA)

SPECIMEN:

- Type: Serum

- Container: Gold Top (SST) Vacutainer

- Minimum Volume Required: 1 mL

- Storage/Handling: Allow 30 minutes for blood to clot, then centrifuge specimen at 3500 RPM for 10 minutes. Maintain specimen at room temperature, in the refrigerator, or in the freezer until testing can be performed.

NOTE: If freezing is required to preserve stability, transfer serum into a separate plastic screw-cap transport container.

- Stability:

Room Temperature (20-25 °C): 22 hours

Refrigerated (2-8 °C): 7 days

Frozen (-20 °C or colder): 3 months; avoid multiple freeze/thaw cycles.

- Turnaround Time: 24 - 48 hours from receipt.

Special Instructions: If testing will be delayed for more than 7 days, remove serum from the separator gel and transfer into a separate plastic screw-cap transport container.

REJECTION REASONS: QNS, Gross Hemolysis, Gross Lipemia, Contamination, Stability Violation, Expired Container, Incorrect Container

REFERENCE RANGES:

Males & Females (U/mL)

>= 1 year of age: < 20.0

< 20.0 U/mL (negative)
20.0 - 39.9 U/mL (weak positive)
40.0 - 59.9 U/mL (positive)
>= 60.0 U/mL (strong positive)