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Test Code LAB868 Hepatitis C Antibody

Intended Use

Used to aid in the diagnosis of Hepatitis C. The serologic window between HCV infection and the detectability of specific antibodies varies from patient to patient.Seroconversions occur on average 7-8 weeks after the onset of infection. Anti-HCV is detectable in 50-70% of patients at the onset of clinical symptoms and later in the remaining patients. In patients with spontaneously resolving infection,anti-HCV may persist throughout life, or decrease slightly while remaining detectable or gradually disappear after several years. Anti-HCV persists indefinitely in patients who develop a chronic infection, although antibodies may become undetectable in cases of profound immunodepression.

Methodology

Chemiluminescence Immunoassay

Performing Laboratory

RCH

Specimen Requirements

Preferred: Serum 

  Container/Tube:  Plain, red-top tube or gold, gel tube

Acceptable: Plasma (heparinized)

  Container/Tube: Lt Green/Mint top (lithium heparin) tube

Specimen Volume: 1.0 mL (Minimum 0.2 mL)

Collection Instructions:  Forward promptly. 

Specimen Stability

Ambient: 4 days

Refrigerated: 7 days

Frozen (-20ºC): Aliquots are stable up to 7 freeze/thaw cycles

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

86803