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17364: RBC Fragility - Incubated Print View
0.85% NACL   < 1  % 
0.65% NACL   < 20  % 
0.60% NACL   < 41  % 
0.55% NACL   5 - 70  % 
0.50% NACL   36 - 88  % 
0.45% NACL   54 - 96  % 
0.40% NACL   65 - 100  % 
0.35% NACL   72 - 100  % 
0.30% NACL   80 - 100  % 
Interpretation      
Results Reviewed      

PRIMARY
1 Sodium Heparin 5 (3) mL   Refrigerated - 72 Hour(s)/Room Temperature - 48 Hour(s)  
ALTERNATE
  Whole Bld Heparin Lithium   Refrigerated - 72 Hour(s)/Room Temperature - 48 Hour(s)  

Osmotic (RBC) Fragility is used to assess disorders of the erythrocyte membrane. Increased osmotic fragility is found in hereditary spherocytosis, other RBC membrane disorders, and in idiopathic acquired hemolytic anemias. Diminished fragility is seen in conditions in which target cells are found.

Do not use PST (plasma separation tube) heparin tube. Do not pop/open
tube. Do not pour off sample. Sample must be sterile. Samples must be
received in the lab as soon as possible after collection. Ship
overnight express.
Setup Schedule
Sunday-Saturday

Reported (Analytical Time)
3 days

CPT Code
85557

The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

Notes
Reject Criteria: Hemolysis; received PST; received frozen; received clotted Methodology: Colorimetric (C); Kinetic Transport Temperature: Refrigerated






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