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Test Code Sickle Cell SICKLE CELL SCREEN

Patient Preparation

No special patient preparation required

Collection Method

Venous collection

Minimum Volume

1.0 mL

Container

Whole blood: Purple/Lavender top

Preferred Specimen

2 mL EDTA Whole Blood

Acceptable Specimen(s)

EDTA Whole Blood

Reference or Target Ranges

Not defined for this assay

Critical Value

Not defined for this assay

Reasons for Rejection

Other:                

Mising any of the following:

  • Complete first and last name
  • Medical record number
  • Date/time of collection
  •  Name/initials of person collecting the sample

Specimen Stability

Ambient

72 Hours

Refrigerated         

45 Days

Performance Information

Days and Time Performed

24/7

Expected Turn Around Time

24 Hours

Stat Availability

No

Performing Bench

CRMC Hematology

Methodology/Method Description

Reduced hemoglobin S is insoluble in concentrated phosphate solutions. Under the same conditions, hemoglobin A, as well as most other hemoglobins, is soluble. The SickleScreen Kit is a modified Nalbanian procedure based on this differential solubility.

CPT Codes

85660