Fructosamine (FRUC)

 

Test code:

FRUC

 

 

Performing Lab:

ARUP# 99012

 

 

Specimen Requirements:

 

Patient Preparation:

Patients should abstain from ascorbic acid supplements for a minimum of 24 hours prior to sample collection.

 

 

 

 

Collection:

Transfer 0.5 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.3 mL)

 

Also acceptable: Pink (K2EDTA), or green (lithium heparin).

 

 

 

 

Transport Temperature:

Refrigerated.

 

 

 

 

Stability:

After separation from cells: Ambient: 72 hours; Refrigerated: 2 weeks; Frozen: 2 months

 

 

 

 

Unacceptable:

Hemolyzed specimens (may cause falsely elevated results).

 

 

 

 

Special Instructions:

Hemolysis may cause falsely elevated results.  Allow specimen to clot completely at room temperature before centrifuging.

 

 

 

Methodology:

Quantitative Spectrophotometry

 

 

Days Performed:

Sun-Sat

 

 

Reported:

1-2 days

 

 

CPT Code:

82985

 

 

Reference Ranges:

Nondiabetic: 170-285 µmol/L

 

Additional Information:

Interpretive data:

Variations in levels of serum proteins (albumin and immunoglobulins) may affect fructosamine results.

 

Note: High levels of ascorbic acid interfere with the fructosamine assay.  Patients should abstain from ascorbic acid supplements for a minimum of 24 hours prior to sample collection.

 

Updated August 19, 2013 GRARO