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22940 Urea Nitrogen, Other

Urea Nitrogen, Other
Test Code: UREA-O
Synonyms/Keywords
 Body Fluid Urea​
Specimen Requirements
Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
​No Body Fluid​
Sage Cup
Sterile Container
No Additive Waste Tube​
 ​ 1 mL​ 0.3 mL​ ​
Collection Processing Instructions
Specify source​
Specimen Stability Information
Specimen Type Temperature Time
Body Fluid​ ​ Refrigerate​ 7 days​
Frozen​ 3 months​
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Marshfield​ Monday through Sunday​ Less than 2 hours​ Urease GLDH Rate Assay/Beckman AU​
Reference Range Information
Performing Location Reference Range
Marshfield​ Not available​
Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
84520 ​ ​ ​ ​ ​
Synonyms/Keywords
 Body Fluid Urea​
Ordering Applications
Ordering Application Description
​Centricity ​Urea
​Cerner ​Urea Nitrogen Other
If the ordering application you are looking for is not listed, contact your local laboratory for assistance.
Specimen Requirements
Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
​No Body Fluid​
Sage Cup
Sterile Container
No Additive Waste Tube​
 ​ 1 mL​ 0.3 mL​ ​
Collection Processing
Specify source​
Specimen Stability Information
Specimen Type Temperature Time
Body Fluid​ ​ Refrigerate​ 7 days​
Frozen​ 3 months​
Reference Range Information
Performing Location Reference Range
Marshfield​ Not available​
For more information visit:
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Marshfield​ Monday through Sunday​ Less than 2 hours​ Urease GLDH Rate Assay/Beckman AU​
For billing questions, see Contacts
Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
84520 ​ ​ ​ ​ ​
For most current information refer to the Marshfield Laboratory online reference manual.