Laboratory Services, Asheville, NC 28801 - Mission Health

OutReach Client ServicePhone: (828) 213-5177Inpatient ServicePhone: (828) 213-0982Laboratory Services, Asheville, NC 28801FAX: (828) 213-5170 FAX: (828) 213-0983Methylmalonic Acid, Urine UMMA CPT CODE: 83921Department: Reference Lab Performed: Shipped M-F,20:00|Sat/Sun,12:00Turn-Around Time:1 - 2 DaysMethod:Tandem Mass SpectrometryComponents: Hours of Collection | Urine Volume | Creatinine Concentration, Urine | Total Creatinine, Urine | MMA Concentration, Urine | MMA,Urine mmol/mol, UrineSpecimen DataSpec Type:Vol:Urine5.0 mLContainer:24 Hr Urine ContainerMin Vol Adult:Min Vol Peds:5.0 mL0.5 mLAmbient Specimens.Unacceptable Conditions:Transport Temperature:FrozenSpecial Instructions:The most important aspect of specimen preservation is adequate refrigeration during collection, storage, andtransport.Follow 24-hour Urine collection procedure:1. Start collection in early morning, discarding the first urine of the day and note the time as the start of thecollection.2. DO NOT URINATE DIRECTLY INTO THE URINE JUG. Use a disposable container to catch urine and pour intoJug.3. Collect all urine during the 24-hour period. Keep the Jug on ice throughout the collection period.4. The next morning at the same time, collect and retain the first urine of the day and note the time as the end ofcollection.5. Label the Jug with patient's name and ID and the date and time of the start and end of the collection.6. Deliver the specimen to the Laboratory as soon as possible.StabilityAmbient : UnacceptableRefrigerated: 4 DaysFrozen: 1 Month