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Test Code IgA Qt IgA

Aliases

IgA Quantitative

Patient Preparation

No special patient preparation required

Collection Method

Venous collection

Minimum Volume

  • Adults: 1 ml
  • Pediatric: 0.6 ml

Container

Lt Green / Plasma Separator / Lithium Heparin

Preferred Specimen

Light Green Top (lithium heparin) plasma

Acceptable Specimens

Serum:

  • Gold Top SST
  •  
  • Red Top


Plasma:

 

  • Light Geen Top (Lithium heparin)
  • Purple Top(K2 EDTA) – Completely Filled

 

Reference or Target Ranges

0-1 year <83
1-3 years 20 – 100
4-6 years 27 – 195 mg/dL
7-9 years 34 – 305 mg/dL
10-11 years 53 – 204 mg/dL
12-13 years 58 – 358 mg/dL
14-15 years 47 – 249 mg/dL
16-20 years 61 – 348 mg/dL
20+ years 70 – 400 mg/dL

Reportable Units

mg/dL

Critical Value

Not defined for this assay

Reasons for Rejection

 


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Hemolysis Threshold 1000 mg/dL
Icterus Threshold 60 mg/dL
Lipemia Threshold 2000 mg/dL
Other QNS, contaminated, improperly Labeled, improper specimen type

Specimen Stability

 


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Ambient 8 months
Refrigerated (4°C to 8°C) 8 months
Frozen(-40°C to 0°C) 8 months

Performance Information

 


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Days and Time Performed 24/7
Expected Turn Around Time Routine: 4 hours
Stat Availability No
Performing Bench UH Chemistry
Methodology/Method Description Roche Cobas- Immunoturbidimetric assay

Additional Information/Important Notes

Included in Celiac panel

CPT Codes

82784