Urinalysis with Microscopic Reflex to Culture


Abbrev Code:UAIC   
Order Code:LAB5822Order Name:Routine UA with Micro Reflex to Culture
Synonyms:UAIC - Chemical Screen, Microscopic, Reflex to Culture
Methodology:Multiple reagent strip and microscopy. Automated chemical strip and flow imaging.
CPT Codes: 81001 x1
Test Includes:Appearance, bilirubin, blood, color, glucose, ketones, leukocyte esterase, nitrite, pH, protein, specific gravity, urobilinogen and microscopic examination of sediment.
Turnaround Time:Performed and reported 24 hours/day.
Associated Links:

Urine Collection Procedure, Urinalysis Tests



Collection Instructions

Specimen:Urine, random collection
Optimal Volume:Submit entire collection; analysis requires 3 mL.
Minimum\Peds Volume:1 mL; collection volumes of 1-3 mL will be analyzed but may not be concentrated before examination of the sediment.
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:Specimen 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: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 order URC when UAIC is ordered:
  • ULEUK = mod or large
  • UNIT = pos
  • UWBC = greater than 10
 
pH 5-7
Protein (albumin) Neg
Protein (albumin) in concentrated specimen Trace
Blood (hemoglobin) Neg
Nitrite Neg
Leukocyte Neg
Glucose Neg
Ketones Neg
Bilirubin (conjugated) Neg
Urobilinogens 0.0-2.0 mg/dL
Specific Gravity Newborn, 0-2d: About 1.012
Infant, 3d-5 mo: 1.002-1.006
6 mo & older: 1.003-1.035
 
 
Red blood cells/HPF 0-2   
White blood cells (neutrophils)/HPF 0-5
Hyaline Casts/LPF 0-2
Renal epithelial cells/HPF Neg
Transitional epithelial cells/HPF 0-1
Squamous epithelial cells/HPF 0-1
Bacteria/HPF Neg
Abnormal crystals Neg
           


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