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HelpTest Code GTTAD Glucose Tolerance Additional Time
Cerner Test Code
GTT Add
Acceptable Collection Tube(s) or Specimen
Preferred: GRN PST
Acceptable: Gold SST
Specimen Draw Volume
Volume: 1.0 mL
Minimum Volume: 0.5 mL
Processing Instructions
Draw in a Green GRN PST, centrifuge, and refrigerate.
Stability
Stability: Room Temp 8 hrs , Refrigerated 4 days, >4 days freeze
Performed Test Frequency
Everyday
CPT(s)
82947
Performing Location
MercyOne Des Moines Laboratory, Chemistry