Alternative Complement Pathway Activity (AH50)
Test Code
Alternative Complement Pathway Activity (AH50)
Description
Collect
Serum from a plain red top is the only acceptable sample type.
Gel barrier tubes are not acceptable.
Pediatric Collection
Minimum volume: 250 µL serum, frozen
Unacceptable Conditions
Thawed specimen.
Storage Transport Temp
Send frozen serum Priority Overnight via FedEx and in a well insulated container on dry ice.
Stability
Frozen at -70°C: 1 year
Performed
Methodology
Turnaround Time
up to 4 weeks
Department
Complement Lab
Synonyms
Complement (Alternative Complement Pathway Activity);Hemolytic Assay (Alternative Complement Pathway Activity), & AM50
Study Offerings
RUO
CAP/CLIA
Related Tests
Primary Immunodeficiency Screen: Pneumococcal polysaccharide IgG antibody [12 serotypes] (PNU12), Diphtheria IgG antibody titer (DIPHT), Tetanus IgG antibody titer (TET), Lymphocyte enumeration, CDC panel [CD3/CD4, CD3/CD8, CD19, CD16/56] (TBCDC), CBC with automated diff (HCBC), Immunoglobulin A level (IGA), Immunoglobulin G level (IGG), Immunoglobulin M level (IGM), Total complement activity (CH50)
Complement Assessment: Total complement activity (CH50), Mannose binding lectin [MBL] level (MLEC)
Reference Interval
| Human Male | 77-159 |
| Human Female | 77-159 |
CPT Code
86162
New York Approved
No: Run with Waiver
FDA
LDT