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Test Code .IgA Rflx Total IgA with reflex to DGP IgG

Important Note

This test can be ordered with tTG-IgA, which requires a separate aliquot of 500 mcL serum/plasma.  See TTG IgA for details.

Additional Codes

IgA

DGP IgG

.IgA Rflx

Clinical System Name

Total IgA with reflex to DGP IgG

Sample Requirements

Specimen: Whole blood

Container(s): Gold SST, Gold Microtainer, Red

Preferred Vol: 2.0 mL

Minimum Vol: 1.0 mL

 

Note: This sample volume is required to perform both tests in the reflex strategy.

Processing Instructions

Reject due to

Spin: Y

Aliquot: Y

Temp: 2-8 C

Storage location: Prepare one aliquot: Transfer 500 mcL serum to plastic aliquot container affixed with .IgA Rflx Cerner label and refrigerate in CPA refrigerator, FrigA rack.

 

Off-site collection: Spin and aliquot serum/plasma in plastic tube. Send frozen.

Stability

Specimen Type Temperature Time
gel separator with serum/plasma Refrigerated 48 h
separated serum/plasma Room temp 2 h
  Refrigerated 7 d
  Frozen -20 C 3 m

 

Performing Laboratory

Seattle Children's Laboratory    

Department

Department:  Chemistry

Location: Chem East

Phone Number:  (206) 987-2617

Methodology

Method: Nephelometry by Siemens ProSpec

Analytical Volume: 0.250 mL serum/plasma

Limitations: Test is affected by repeated freeze-thaw cycles.  Not affected by hemolysis or icterus.

CPT Codes

82784