CPT Code: 82140|
Specimen Type: Blood
Tube Type/Collection Container: Purple top (EDTA) tube
Collection Volume: 0.4 mL (minimum 0.2 mL)
Cause for rejection: Hemolysis, icterus, lipemia, not delivered on ice
Storage: Refrigerated; Frozen if specimen can't be run immediately
Availability: Daily, 24 hours; STAT
Methodology: Enzymatic, with glutamate dehydrogenase
Special Instructions: Venipuncture only! Place specimen on ice and deliver to lab immediately.
If ordered with a CBC please collect a separate specimen for the Ammonia.
For Outpatients, test should only be drawn in outpatient locations within the Hospital on the Beeghly campus.
TAT: 1 hour
Additional Info: Reference range is on patient report
Transport specimens to processing area of the laboratory in an appropriate container. Additional information is available from Ingrid Hershey, Laboratory Administrative Director, at 330-543-8721.
Department of Pathology and Laboratory Medicine
Akron Children's Hospital
One Perkins Square
Akron, OH 44308