Use: Measurement of serum 25-OH vitamin D concentrations provide a good index of circulating vitamin D activity in patients not suffering from renal disease. Lower than normal 25-OH vitamin D levels can result from a dietary deficiency, poor absorption of the vitamin...

Alternate Name: Methylcobalamin Test Code: 2607 Turnaround Time: 1 days Preferred Specimen:1 mL SST Tube Storage instruction: Refrigerate

Alternate Name: Varicella Zoster Ab., Igm; Herpes Zoster Ab, IgM; Shingles Test Code: 0574 Turnaround Time: 8 days Preferred Specimen:1 mL SST Tube Storage instruction: Refrigerate

Alternate Name: Herpes Zoster Ab, IgG; Shingles Test Code: 0597 Turnaround Time:3 days Preferred Specimen:1 mL SST Tube Storage instruction: Refrigerate