Urinalysis microscopic-3399
Test info
Refrigerated specimens in screw cap container received >8 hrs but <24 hrs from collection will be resulted with a comment: “Specimen exceeds standard time for testing”
Specimen
Freshly voided urine; midstream clean-catch or catheterized
Transfer specimen to a BD Urinalysis preservative tube. The BD UA Preservative Tube has a minimum fill of 7-10 mL; 10 mL is preferred.
Urine processing instructions (BD)
If BD UA transport tube in not available, or there is insufficient specimen, transport in a screw cap container, refrigerated, within 8 hours of collection.
Screw cap plastic container (sterile)
BD transport tube (preferred):
Ambient - 72 hours
Screw cap urine container:
Refrigerated - 8 hours
- Improper labeling (unlabeled or mislabeled)
- Delay in transport
- Leaking container compromising the specimen
- Improper storage/transport temperature
- Interfering substances
Performance
Microscopic evaluation
Clinical and Interpretive info
|
WBC |
0-5 per HPF |
|
RBC |
0-2 per HPF |
|
Bacteria |
None seen, rare, few per HPF |
|
Squamous epithelial cells |
None seen, few per HPF |
|
Crystals |
None |
|
Hyaline casts |
0 – 5 per HPF |