68 KD (hsp-70) Antibodies


Sunquest Code:F68KD  
Epic Code:LAB5837Epic Name:68 K Antibodies
Synonyms:Heat Shock Protein 70; Anti-Cochlear Antibodies
Methodology:Line blot
CPT Code:84182
Turnaround Time:Specimens are sent to reference laboratory Mon-Fri; results are reported in 3-7 days.
Compliance:

This test was developed and its performance characteristics determined by IMMCO. It has not been cleared or approved by the U.S. Food and Drug Administration. Test performed by: IMMCO Diagnostics.



Collection Instructions

Specimen:Blood
Optimal Volume:6 mL
Minimum\Peds Volume:4.2 mL
Container:Red or gold (gel) (Red (no gel))


Processing and Shipping

Specimen Processing:Centrifuge and aliquot 3 mL, 2 mL minimum. Store frozen.
Shipping Instructions:Ship frozen.
Test Performed at or Referral Lab Lab Sendouts  (Immco Diagnostics via Mayo)
Referral Lab number:F68KD


Interpretive

Reference Range:Qualitative test: Negative or Positive
Use:Antibodies to inner ear antigen (68kD) occur in approximately 70% of patients with autoimmune hearing loss. The antibody tests to this 68kD antigen parallel with disease activity. In addition, a majority of patients positive for antibodies to 68kD are responsive to corticosteroid treatment. (Hirose et al: The Laryngoscope 109:1769-1999).


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