C5 Complement C5

Synonyms

Allscripts (AEHR) Order Name

C5 Complement, Serum

Sunrise Clinical Manager (SCM) Order Name

C5 Complement, Serum

EPIC Order Name

C5 Complement Antigen

Clinical Info

Diagnosis of C5 deficiency
Investigation of a patient with an absent total complement
(CH50) level

Specimen Type

Blood

Container

Gold Top Tube

Collection Instructions

Container/Tube: Red top or Gold Top Tube
Specimen: 1 mL serum ( 0.5 mL min)
Transport Temperature: Refrigerated
Stability: 7 Days Room Temperature
28 Days Refrigerated
60 Days Frozen
Patient Preparation: Fasting preferred but not required
Ordering Guidance:
The total complement assay (COM / Complement, Total, Serum) should be used as a screen for suspected complement deficiencies before ordering individual complement component assays. A deficiency of an individual component of the complement cascade will result in an undetectable total complement level.

Transport Instructions

Refrigerated

Specimen Stability

7 Days Room Temperature
28 Days Refrigerated
60 Days Frozen
Patient Preparation: Fasting preferred but not required
Ordering Guidance:
The total complement assay (COM / Complement, Total, Serum) should be used as a screen f

Methodology

Nephelometry

Days Performed

Monday, Wednesday, Friday

Performing Laboratory

Mayo Medical Laboratories

CPT

86160
LOINC Code 4505-4

PDM

5902180

Result Interpretation

10.6-26.3 mg/dL

Forms