Complement Activity Total, (CH50)

Specimen Container

Red

Specimen Collection Type

Serum

Minimum Volume To Collect (Ml)

1 mL

Stability

Ambient Stability: Unable
Refrig Stability: Unable
Frozen Stability: 1 Month

Unacceptable Conditions

Separator tubes. Specimens left to clot at 2-8°C. Specimens exposed to repeated freeze/thaw cycles. Non-frozen specimens. Grossly hemolyzed or severely lipemic specimens.

Preferred Transportation Temperature

FROZEN

Performed

Sun-Sat

Reported

Sun-Sat

Methodology

Quantitative Immunoturbidimetry

Lab Department

Core

Testing Location

IHC

Synonyms

Complement CH100, Total, Total Complement, Total Complement CH100, Total Complement CH50, Total Hemolytic Complement Activity, 3002575, CAE, CAE total, CH50

Test OR Panel

Test

Interferences

Avoid lipemia & hemolysis

Misc Instructions

Allow specimen to clot for one hour at room temperature. Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.5 mL)
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
After separation from cells: Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 1 month

Additional Requirements

CRITICAL FROZEN

Unit of Measurement

U/mL

CPT Codes

86162

LOINC

4532-8

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