| Urea |
3mL Plain |
1mL Serum, Ambient, Refrigerated
or Frozen |
| Urea Clearance Test |
3mL Plain, 24hr Urine, Ht &
Wt |
1mL Serum, 25mL Urine, Ambient,
Refrigerated or Frozen |
| Urea, 24hr Urine |
24hr Urine |
25mL Urine, Ambient, Refrigerated
or Frozen |
| Uric Acid |
3mL Plain |
1mL Serum, Ambient, Refrigerated
or Frozen |
| Uric Acid, 24hr Urine |
24hr Urine |
25mL Urine, Ambient, Refrigerated
or Frozen |
| Urine Bilirubin (Ictotest) |
10mL Urine |
Ambient or Refrigerated |
| Urine Chyle |
30mL Urine |
Ambient or Refrigerated |
| Urine Crystals |
10mL Urine |
Ambient or Refrigerated |
| Urine Macroscopic Exam Only |
10mL Urine |
Ambient or Refrigerated |
| Urine Microalbumin (Quantitative)
|
10mL Urine or 24hr Urine |
Ambient or Refrigerated |
| Urine Microscopic Exam Only |
10-20mL Clean Catch, Mid-Stream
Urine |
Ambient or Refrigerated |
| Urine Myoglobin |
10mL Urine |
Ambient or Refrigerated |
| Urine pH (Meter) |
10mL Urine |
Ambient or Refrigerated |
| Urine RBC Morphology |
10mL Urine, Fresh, In Lab |
Ambient or Refrigerated |
| Urine Reducing Substances |
10mL Urine |
Ambient or Refrigerated |
| Urine Routine |
10-20mL Mid-Stream Urine |
Ambient or Refrigerated |
| Urine Specific Gravity (Refractometer) |
10mL Urine |
Ambient or Refrigerated |
| Urine Urobilinogen (Erlich's)
|
10mL Urine |
Ambient or Refrigerated |
| Uroporphyrins, Urine (Qualitative) |
30mL Urine |
Ambient or Refrigerated |
| Valproic Acid (Epilim) |
3mL Plain |
1mL Serum, Ambient, Refrigerated
or Frozen |
| VDRL |
3mL Plain |
1mL Serum, Ambient, Refrigerated
or Frozen |
| Viral Cultures |
Swab or Body Fluids in M4 Medium |
Refrigerated or Frozen. Exception
Whole blood, Ambient |
| Vitamin B12 |
5mL Plain, Fasting Preferred |
2mL Serum, Refrigerated or Frozen |
| Vitamin B12 + Folate |
5mL Plain, Fasting Preferred |
2mL Serum, Refrigerated or Frozen |
| VMA, 24hr Urine |
24hr Urine + 25mL 6N HCl |
Urine, Ambient, Refrigerated or
Frozen |
| VMA/Creat Ratio Pediatric Random
Urine |
15mL Bag Urine |
Refrigerated or Frozen |
| Von Willebrand's Factor |
2mL Citrate on Ice, or In Lab |
1mL Platelet Poor Plasma, Frozen |
| Warm Agglutinins |
5mL Plain (4 deg C), In Lab |
2mL Serum, Refrigerated |
| WBC |
3mL EDTA |
EDTA Whole Blood, Ambient or Refrigerated |
| WBC & Differential Count |
3mL EDTA |
EDTA Whole Blood, Ambient or Refrigerated |
| Weil-Felix Test (Proteus Antibodies) |
3mL Plain |
1mL Serum, Ambient, Refrigerated
or Frozen |
| Widal Test (Salmonella Antibodies) |
3mL Plain |
1mL Serum, Ambient, Refrigerated
or Frozen |