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22948 Urine, Microscopic Only

Urine, Microscopic Only
Test Code: MICRO
Synonyms/Keywords
RUA, Urinalysis​
Test Components
Casts, Renal epithelial cells, WBC, RBC, Squamous cells, and Bacteria​
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 Urine​
Sage Cup
Urine Container​
 ​ 10mL​ 1.0 mL​ ​0.5 mL
Collection Processing Instructions
Collect fresh catheterized or clean-catch urine. Send specimen to the laboratory as soon as possible after collection. The first morning void is the preferred specimen.  Specimens should be properly labeled with the patient’s name and medical history number, date and time of collection.​
Specimen Stability Information
Specimen Type Temperature Time
​​Urine​

​Ambient
​< 2 Hours​
Refrigerated​ 24 hours​
Rejection Criteria

Unlabeled or improperly labeledLeaking containers
Contaminated with feces or bathroom tissue​​Urine in preservative
​Urine in swab or Eswab​Unrefrigerated urine
​Urine > 24 hours​Bagged urines​


Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Bloomer​ ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Chetek ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Chippewa Falls ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Colby/Abbotsford ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
Diagnostic Treatment Center​ ​Monday through Sunday​ ​Less than 2 hours​ ​Manual Light Microscopy
​Eagle River ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Eau Claire ​Monday through Sunday​ ​Less than 2 hours​ ​Manual Light Microscopy
​Flambeau Hospital ​Monday through Sunday​ ​Less than 2 hours​ ​Manual Light Microscopy
​Hayward ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Ladysmith Medical Center ​Monday through Sunday ​Less than 2 hours​ ​Manual Light Microscopy
​Lake Hallie ​Monday through Sunday​ ​Less than 2 hours​ ​Manual Light Microscopy
​Lakeview Medical Center ​Monday through Sunday​ ​Less than 2 hours​ ​Manual Light Microscopy
Marshfield​ Monday through Sunday​ Less than 2 hours​ Flow Cytometry/Phase Microscopy​
Menomonie​ ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Merrill ​Monday through Sunday​ ​Less than 2 hours​ ​Manual Light Microscopy
​Minocqua ​Monday through Sunday​ ​Less than 2 hours​ ​Manual Light Microscopy
​Mosinee ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Neillsville​Monday through Sunday​​Less than 2 hours​​Manual Light Microscopy
​Oakwood ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Phillips ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Rhinelander ​Monday through Friday ​Less than 2 hours ​Manual Light Microscopy
​Stettin ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Stevens Point ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Wausau ​Monday through Sunday​ ​Less than 2 hours​ ​Manual Light Microscopy
Wisconsin Rapids​ ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Wittenberg ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
Reference Range Information

Performing LocationReference Range
All Performing LocationsUA Hyal Cast: 0-2/HPF
UA Gran Cast: None Seen
UA Renal Epithelial Cast: None Seen
UA WBC: 0-10/HPF
UA RBC: 0-2/HPF
UA Renal Epithelial Cells: None Seen
UA Squamous Epithelial Cells: 0-10/HPF
UA Mucus: None Seen
UA Bacteria: None Seen


Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
81015​ ​ ​ ​ ​
Synonyms/Keywords
RUA, Urinalysis​
Test Components
Casts, Renal epithelial cells, WBC, RBC, Squamous cells, and Bacteria​
Ordering Applications
Ordering Application Description
​Centricity ​Urine, Microscopic Only
​Cerner ​Urinalysis, Microscopic Only
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 Urine​
Sage Cup
Urine Container​
 ​ 10mL​ 1.0 mL​ ​0.5 mL
Collection Processing
Collect fresh catheterized or clean-catch urine. Send specimen to the laboratory as soon as possible after collection. The first morning void is the preferred specimen.  Specimens should be properly labeled with the patient’s name and medical history number, date and time of collection.​
Specimen Stability Information
Specimen Type Temperature Time
​​Urine​

​Ambient
​< 2 Hours​
Refrigerated​ 24 hours​
Rejection Criteria

Unlabeled or improperly labeledLeaking containers
Contaminated with feces or bathroom tissue​​Urine in preservative
​Urine in swab or Eswab​Unrefrigerated urine
​Urine > 24 hours​Bagged urines​


Test Components
Casts, Renal epithelial cells, WBC, RBC, Squamous cells, and Bacteria​
Reference Range Information

Performing LocationReference Range
All Performing LocationsUA Hyal Cast: 0-2/HPF
UA Gran Cast: None Seen
UA Renal Epithelial Cast: None Seen
UA WBC: 0-10/HPF
UA RBC: 0-2/HPF
UA Renal Epithelial Cells: None Seen
UA Squamous Epithelial Cells: 0-10/HPF
UA Mucus: None Seen
UA Bacteria: None Seen


For more information visit:
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Bloomer​ ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Chetek ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Chippewa Falls ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Colby/Abbotsford ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
Diagnostic Treatment Center​ ​Monday through Sunday​ ​Less than 2 hours​ ​Manual Light Microscopy
​Eagle River ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Eau Claire ​Monday through Sunday​ ​Less than 2 hours​ ​Manual Light Microscopy
​Flambeau Hospital ​Monday through Sunday​ ​Less than 2 hours​ ​Manual Light Microscopy
​Hayward ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Ladysmith Medical Center ​Monday through Sunday ​Less than 2 hours​ ​Manual Light Microscopy
​Lake Hallie ​Monday through Sunday​ ​Less than 2 hours​ ​Manual Light Microscopy
​Lakeview Medical Center ​Monday through Sunday​ ​Less than 2 hours​ ​Manual Light Microscopy
Marshfield​ Monday through Sunday​ Less than 2 hours​ Flow Cytometry/Phase Microscopy​
Menomonie​ ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Merrill ​Monday through Sunday​ ​Less than 2 hours​ ​Manual Light Microscopy
​Minocqua ​Monday through Sunday​ ​Less than 2 hours​ ​Manual Light Microscopy
​Mosinee ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Neillsville​Monday through Sunday​​Less than 2 hours​​Manual Light Microscopy
​Oakwood ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Phillips ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Rhinelander ​Monday through Friday ​Less than 2 hours ​Manual Light Microscopy
​Stettin ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Stevens Point ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Wausau ​Monday through Sunday​ ​Less than 2 hours​ ​Manual Light Microscopy
Wisconsin Rapids​ ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
​Wittenberg ​Monday through Friday ​Less than 2 hours​ ​Manual Light Microscopy
For billing questions, see Contacts
Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
81015​ ​ ​ ​ ​
For most current information refer to the Marshfield Laboratory online reference manual.