AH50 AH50

Synonyms

Allscripts (AEHR) Order Name

Complement, Alternate Pathway (AH50)

Sunrise Clinical Manager (SCM) Order Name

Compliment Alternative Pathway (AH50) Functiona

EPIC Order Name

Alternative Complement Pathway, Functional (AH50)

Clinical Info

Investigation of suspected alternative pathway complement deficiency, atypical hemolytic uremic syndrome, C3 glomerulonephritis, dense-deposit disease

Specimen Type

Blood

Container

Red Top Tube

Collection Instructions

Specimen Type: Serum Red
Patient Preparation: Patient should be fasting.
Collection Container/Tube: Red top (serum gel/SST are not acceptable)
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Collection Instructions:
1. Immediately after specimen collection, place the tube on wet ice.
2. Centrifuge at 4° C and aliquot serum into plastic vial.
3. Freeze specimen within 30 minutes.
Specimen Minimum Volume: 0.2 mL
Specimen Stability Information:

Specimen Type	Temperature	Time	Special Container
Serum Red	Frozen	14 days

Transport Instructions

Specimen Stability

Methodology

Enzyme-Linked Immunosorbent Assay (ELISA)

Days Performed

Varies

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT

86161

PDM

1459873

Result Interpretation

?46% normal

Forms