(Vitamin B2 (Riboflavin
Comment: Deficiency causes lesions of mucosa membranes, especially tongue, lips and cornea. Usually part of multi-Vitamin…
Vitamin B12
Normal range: 200-1000 pg/mL Comment: Used to evaluate B12 and folic acid deficiencies, alcoholism, prenatal care…
Vitamin A
Normal range: Adult: 30-120 mg/dL Comment: Dietary vitsmine A is derived from animal sources as well…
Uroporphyrins see Porphyrins
(Valine (Quantitative :Normal range Blood, umol/L* Newborn: 80-405 Infants: 160-350 Children: 150-350 Adults: 160-315 Urine, umol/L*…
Viscosity
Normal range: 1.5-1.7 at 25oC Comment: Evaluate hyper viscosity syndromes associated with monoclonal gammopathy states (myeloma,…
Viral Encephalitis Panel
Tick born encephalitis- West Nile Valley Virus- Dungue fever- Flavi virus group- CMV- (Herpes simplex I&II…
VDRL
Normal range: Negative Comment: Positive in syphilis, false positive in SLE Sample: serum
(Varicella Zoster (G/M
Normal range: Negative Comment: Varicella (chickenpox) and Zoster (shingles) are two different clinical manifestations of infection…
(Vanillylmandelic acid (VMA
Normal range: 2-10 mg/24hrs Comment: VMA is used for diagnosis and follow-up of neuroblastoma, ganglioneuroma, and…
Vancomycin
Peak level: 20-40 mg/mL; Trough level: 4-12 mg/mL Comment: Vancomycin is primarily used in the treatment…