Dihydropteridine Reductase (DHPR) Deficiency - LG4255


Sunquest Code:LSMISC  
Epic Code:LAB4909Epic Name:Send Outs Misc Test
CPT Code:82657
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported in 8-15 days.


Collection Instructions

Specimen:Blood
Optimal Volume:0.5 mL to saturate four 13 mm circles on filter paper
Minimum\Peds Volume:0.5 mL to saturate four 13 mm circles on filter paper
Collection Instructions:Apply blood from heelstick to (apply to one side only) filter paper until each circle is filled completely when viewed from the other side. Avoid repeated applications; allow circles to fill by natural flow. Do not use pipet or capillary device. Allow to air dry for three hours and transport to laboratory in an unsealed specimen transport bag. Do not expose to heat or moisture.


Processing and Shipping

Specimen Processing:Mix whole blood and fill four circles on filter paper. Allow to dry completely. Store at room temperature.
Shipping Instructions:Ship at room temperature.
Test Performed at or Referral Lab Lab Sendouts  (University of Illinois via ARUP)


Interpretive

Reference Range:By report


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