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Test Code STR Sol Transferrin Receptor  

Important Note

Serum soluble transferrin receptor increases in iron deficiency and is usually unaffected by chronic disease states.

Additional Codes

70283

Methodology

Quantitative Immunoturbidimetry
 

Specimen Type

Blood

Preferred Collection Container

SST

Collection Volume

2.0 mL

Minimum Collection Volume

0.6 mL

Collection Instructions

Routine venipuncture

Transport

Refrigerated

Rejection Criteria

Contaminated, severely hemolyzed, icteric, or lipemic specimens

Specimen Storage and Stability

Ambient: 72 hours; Refrigerated: 1 week; Frozen: 1 month (avoid repeated freeze/thaw cycles)

Turn Around Time

2-3 days

Test Alias

70283; sTfR; TfR; Transferrin Receptor; SOLTR
 

CPT Coding

84238

EPIC Code

LAB2527

Acceptable Collection Container

SST, GRN-PST, LAV, or PINK (K2EDTA) OR 6ML LAV (K2EDTA)
 

Testing Volume

0.3 mL

Day(s) and Time(s) Performed

Sunday through Saturday

LOINC

30248-9