Autoantibody to C1q (C1q-CLR)
Test Code
C1QAB
Description
Collect
Serum from a plain red top is the only acceptable sample type
Pediatric Collection
250 µL serum, frozen
Unacceptable Conditions
Thawed specimens
Storage Transport Temp
Send frozen serum Priority Overnight via FedEx in a well insulated container on dry ice
Stability
Frozen at -60°C or below in an ultra-low freezer (-80°C freezer): 1 year
Performed
Methodology
ELISA
Turnaround Time
Up to 4 weeks
Department
Complement Lab
Synonyms
Autoantibody to C1q, Autoantibody to C1q (C1q-CLR), C1q Autoantibodies
Study Offerings
RUO
CAP/CLIA
Reference Interval
Normal range: < 7% of standard
CPT Code
83520
New York Approved
Legacy
FDA
LDT