Urinalysis Macroscopic Reflex to Microscopic and Culture
| Abbrev Code: | UMIRC | ||
| Order Code: | LAB5823 | Order Name: | UA Macroscopic Reflex to Micro and Culture |
| Synonyms: | Chemical Screen, Reflex to Microscopic, Reflex to Culture | ||
| Methodology: | Multiple reagent strip, microscopy, automated chemical strip and flow imaging | ||
| CPT Codes: | 81001 x1, 81003 x1 | ||
| Test Includes: | Appearance, bilirubin, blood, color, glucose, ketones, leukocyte esterase, nitrite, pH, protein, specific gravity, urobilinogen/porphobilinogen. | ||
| Turnaround Time: | Performed and reported 24 hours/day. | ||
| Special Instructions: | If the microscopic examination is required regardless of the screen test results, the physician should request "sediment examination required". | ||
| Associated Links: | |||
Collection Instructions
| Specimen: | Urine, random collection |
| Optimal Volume: | Submit entire collection; analysis requires 1 mL |
| Container: | Plastic leakproof container, sterile Alternate Containers: BD Vacutainer Plus Urinalysis Preservative Tube |
| Collection Instructions: | Specimen of choice is a first morning, mid-stream, clean catch urine. Refrigerate the urine if it cannot be delivered immediately.
If BD Vacutainer Plus Urinalysis Preservative tube is used, a separate Vacutainer C&S Urine Culture tube is required for culture testing. |
| Causes for Rejection: | Collected with preservatives other than BD Vacutainer Plus Urinalysis Preservative tube, stored at room temperature >2 hours, stored at refrigerated temperature >24 hours; fecal contamination. Neonatal urine specimens collected on cotton balls. |
Processing and Shipping
| Specimen Processing: | Aliquot 12 mL, 1 mL minimum. Store in refrigerator. |
| Shipping Instructions: | Ship at refrigerated temperature. |
| Stability: | BD Vacutainer Plus Urinalysis Preservative Tube: 72 hours at room temperature or refrigerated temperature.
Plastic Leakproof Container: 2 hours at room temperature; 24 hours refrigerated. |
| Test Performed at or Referral Lab | Urinalysis (Clinics, CSC Maple Grove, CSC Mpls, Grand Itasca, Lakes, Northland, Range, Ridges, Southdale, St. John's, UMMC East Bank, UMMC West Bank, Woodwinds) |
Interpretive
| Reference Range: |
Reflex criteria to run microscopic when UMIR is ordered: Bld – tr or higher Pro = 10 or higher Nit = pos Leuk = tr or higher Col = color other than straw, light yellow and yellow Clear = sl. cloudy or higher
Reflex criteria to order URC when UMIRC is ordered: ULEUK = mod or large UNIT = pos UWBC = greater than 10
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