Synonyms: Urinalysis, Reflex to Culture; UA
Computer Code: (UMCC)
Specimen Collection: Collect 15 mL clean catch urine and transfer 10 mL into yellow (or yellow/red marble) top urinalysis tube and 5 mL into gray top urine culture preservative tube. Send immediately. Specimens are rejected if yellow top specimen is received >2 hrs post collection. Yellow/red marble top tubes are acceptable up to 48 hours after collection. Collection time must be documented. If sample is not sent to lab in yellow (or yellow/red marble) and gray top tubes, the test will be canceled and the lab will order the tests Urinalysis with Reflex to Microscopic and Urine Culture as standalone tests.
Minimum Volume: 5 mL in each tube
Handling Instructions for Offsite Areas: Transport at room temperature.
Reference Values: pH: 4.5-7.8 Bilirubin: Negative Glucose: Negative Ketones: Negative Proteins: Negative Hemoglobin: Negative Crystals: Physician Interpretation Specific Gravity: 1.002-1.029 Urobilinogen: 0.0-1.0 E.U./DL Leukocyte Esterase: Negative Bacteria: None WBC: 0-5/hpf RBC: 0-2/hpf (male); 0-2/hpf (female) Casts: None Nitrite: Negative. If Leukocyte Esterase and/or Nitrite is positive, a microscopic examination will automatically be performed. If ≥10 WBC are observed, a urine culture will automatically be performed
Lab Code: Hematology AND Microbiology
Requisition: URINE
Test Frequency: Daily
Routine TAT: 4 hrs
Stat TAT: 60 min
CPT Code(s): 81003, 87086
Methodology Used:
See Addendum XVII