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Test Code LAB153 C2 Level

Important Note

Specimen must be received by the Main Lab within 30 minutes of collection.

 

CPA: Separate plasma from cells and freeze within ONE hour of collection.

Additional Codes

C2 Level

Clinical System Name

C2 Level

Synonyms

Complement (C2 Level)

Radial Immuno Assay (C2 Level)

Sample Requirements

Specimen: Whole Blood

Container(s): Lavender/EDTA

Preferred Vol: 2.0 mL

Minimum Vol: 0.5 mL

 

Note: Send to Main Lab ASAP for processing. Plasma must be separated from cells and frozen within ONE hour of collection.

Processing Instructions

Reject due to: Plasma not separated within one hour of collection. Thawed specimen.

Spin: Y

Aliquot: Y

Temp: -70 C

Storage Location: CRITICAL FROZEN. Spin blood immediately, transfer 1.0 mL plasma (Min. 0.25 mL) to a plastic aliquot tube affixed with large Epic label. Deliver specimen to the CPA -70 freezer, Send Outs rack. Plasma should be frozen within ONE hour of blood draw.

 

Off-Site Collection: Spin blood immediately, transfer 1.0 mL plasma (Min. 0.25 mL) to a plastic tube affixed with large Epic label. Plasma should be frozen at -70 C within ONE hour of blood draw.

Stability

Specimen Type Temperature Time
Plama Room Temp Unacceptable
  Refrigerated Unacceptable
  Frozen 1 y

 

Availability

STAT Performed TAT
N  Varies 4 - 5 w

 

Performing Laboratory

National Jewish Health

Complement Laboratory

1400 Jackson Street, Room D411

Denver, CO 80206

 

Phone Number: (800) 550-6227

Department

Department: Send Outs

Phone Number: (206) 987-2563

CPT Codes

86160

Methodology

Method: Radial Immunodiffusion (RID)

Analytical Volume: 0.25 mL Plasma

Limitations:

Reference Range

22.2 - 39.8 ug/mL
 

 

Send Out Instructions

Reference Test Name:

C2 Level
Reference Lab Test Code: C2L
Instructions:

Send out Monday through Thursday via FedEx Priority Overnight. Saturday deliveries are not accepted.