| 29125-2 | Zalcitabine [Units/volume] in Serum or Plasma | Zalcitabine |
| 30271-1 | Zalcitabine [Susceptibility] by Phenotype method | Zalcitabine |
| 30285-1 | Zalcitabine [Susceptibility] by Genotype method | Zalcitabine |
| 30301-6 | Zalcitabine [Susceptibility] | Zalcitabine |
| 32574-6 | Zaleplon [Mass/volume] in Serum or Plasma | Zaleplon |
| 49113-4 | ZAP70 Ag [Presence] in Tissue by Immune stain | ZAP70 Ag |
| 6087-1 | Corn IgE Ab [Units/volume] in Serum | Zea mays Ab.IgE |
| 15653-9 | Corn IgE Ab RAST class in Serum | Zea mays Ab.IgE.RAST class |
| 15830-3 | None | Zea mays Ab.IgE.RAST class |
| 35534-7 | Corn IgG Ab [Mass/volume] in Serum | Zea mays Ab.IgG |
| 6723-1 | Corn IgG Ab [Units/volume] in Serum | Zea mays Ab.IgG |
| 21221-7 | Corn IgG Ab RAST class in Serum | Zea mays Ab.IgG.RAST class |
| 7247-0 | Corn triggered histamine release [Units/volume] in Blood | Zea mays basophil bound Ab |
| 7248-8 | Cultivated Corn IgE Ab [Units/volume] in Serum | Zea mays pollen Ab.IgE |
| 15654-7 | Cultivated Corn IgE Ab RAST class in Serum | Zea mays pollen Ab.IgE.RAST class |
| 29126-0 | Zidovudine [Units/volume] in Serum or Plasma | Zidovudine |
| 30268-7 | Zidovudine [Susceptibility] by Phenotype method | Zidovudine |
| 30282-8 | Zidovudine [Susceptibility] by Genotype method | Zidovudine |
| 531-4 | Zidovudine [Susceptibility] | Zidovudine |
| 6894-0 | Zidovudine [Mass/volume] in Serum or Plasma | Zidovudine |
| 4099-8 | Zimelidine [Mass/volume] in Serum or Plasma | Zimelidine |
| 10633-6 | Zinc [Molecules/volume] in Semen | Zinc |
| 10917-3 | Zinc [Mass/mass] in Stool | Zinc |
| 10918-1 | Zinc [Mass/volume] in Unspecified specimen | Zinc |
| 11028-8 | Zinc [Mass/volume] in Body fluid | Zinc |
| 13652-3 | Zinc [Mass/mass] in Hair | Zinc |
| 14955-9 | Zinc [Molecules/volume] in Serum or Plasma | Zinc |
| 16180-2 | Zinc [Mass/mass] in Tissue | Zinc |
| 17778-2 | Zinc [Mass/volume] in Leukocytes | Zinc |
| 18260-0 | Zinc [Units/mass] in Tissue Qualitative | Zinc |
| 21610-1 | Zinc [Mass/volume] in 24 hour Urine | Zinc |
| 22689-4 | Zinc [Molecules/time] in 24 hour Urine | Zinc |
| 25557-0 | Zinc [Molecules/volume] in Red Blood Cells | Zinc |
| 25558-8 | None | Zinc |
| 27106-4 | Zinc [Presence] in Blood | Zinc |
| 27125-4 | Zinc [Mass/mass] in Red Blood Cells | Zinc |
| 29245-8 | Zinc [Mass/mass] in Nail | Zinc |
| 30930-2 | Zinc [Mass/volume] in unspecified time Urine | Zinc |
| 32348-5 | Zinc [Molecules/volume] in Cerebral spinal fluid | Zinc |
| 34387-1 | Zinc [Molecules/volume] in Urine | Zinc |
| 34388-9 | Zinc [Molecules/volume] in 24 hour Urine | Zinc |
| 40937-5 | Zinc [Presence] in Serum or Plasma | Zinc |
| 40947-4 | Zinc [Presence] in Hair | Zinc |
| 40957-3 | Zinc [Presence] in Urine | Zinc |
| 43973-7 | Zinc [Molecules/volume] in Unspecified specimen | Zinc |
| 48431-1 | Zinc [Molecules amount] in unspecified time Semen | Zinc |
| 50939-8 | Zinc [Molecules/mass] in Hair | Zinc |
| 52910-7 | Zinc [Molecules/mass] in Tissue | Zinc |
| 5760-4 | Zinc [Mass/volume] in Dialysis fluid | Zinc |
| 5761-2 | Zinc [Mass/volume] in Red Blood Cells | Zinc |
| 5762-0 | Zinc [Mass/volume] in Semen | Zinc |
| 5763-8 | Zinc [Mass/volume] in Serum or Plasma | Zinc |
| 5764-6 | Zinc [Mass/volume] in Urine | Zinc |
| 5765-3 | Zinc [Mass/time] in 24 hour Urine | Zinc |
| 6973-2 | None | Zinc |
| 8245-3 | Zinc [Mass/volume] in Blood | Zinc |
| 9487-0 | Zinc [Mass/volume] in Water | Zinc |
| 38915-5 | Zinc finger protein of the cerebellum 4 Ab [Presence] in Serum | Zinc finger protein of the cerebellum 4 Ab |
| 20988-2 | Zinc phosphide [Mass/mass] in Gastrointestinal content | Zinc phosphide |
| 20989-0 | Zinc phosphide [Mass/mass] in Unspecified specimen | Zinc phosphide |
| 13473-4 | Zinc/Creatinine [Mass ratio] in Urine | Zinc/Creatinine |
| 27201-3 | Zinc/Creatinine [Mass ratio] in 24 hour Urine | Zinc/Creatinine |
| 34389-7 | Zinc/Creatinine [Molecular ratio] in Urine | Zinc/Creatinine |
| 50940-6 | Zinc/Creatinine [Molecular ratio] in 24 hour Urine | Zinc/Creatinine |
| 7335-3 | Ginger IgE Ab [Units/volume] in Serum | Zingiber officinale Ab.IgE |
| 15728-9 | Ginger IgE Ab RAST class in Serum | Zingiber officinale Ab.IgE.RAST class |
| 7336-1 | Ginger IgG Ab [Units/volume] in Serum | Zingiber officinale Ab.IgG |
| 21304-1 | Ginger IgG Ab RAST class in Serum | Zingiber officinale Ab.IgG.RAST class |
| 45401-7 | None | ZIP code |
| 52831-5 | None | ZIP code |
| 53599-7 | None | ZIP code of prior primary residence |
| 33946-5 | Ziprasidone [Mass/volume] in Serum or Plasma | Ziprasidone |
| 27032-2 | Zirconium [Mass/volume] in Serum or Plasma | Zirconium |
| 6974-0 | Zirconium [Mass/volume] in Unspecified specimen | Zirconium |
| 7777-6 | Wild Rice IgE Ab [Units/volume] in Serum | Zizania spp Ab.IgE |
| 15995-4 | Wild Rice IgE Ab RAST class in Serum | Zizania spp Ab.IgE.RAST class |
| 25703-0 | Jujube IgE Ab [Units/volume] in Serum | Ziziphus jujuba Ab.IgE |
| 25704-8 | Jujube IgE Ab RAST class in Serum | Ziziphus jujuba Ab.IgE.RAST class |
| 40871-6 | ZNF9 gene mutations found [Identifier] in Blood or Tissue by Molecular genetics method Nominal | ZNF9 gene mutation analysis |
| 34443-2 | Zolmitriptan [Mass/volume] in Serum or Plasma | Zolmitriptan |
| 25559-6 | Zolpidem [Molecules/volume] in Serum or Plasma | Zolpidem |
| 33338-5 | Zolpidem [Presence] in Urine | Zolpidem |
| 33339-3 | Zolpidem [Mass/volume] in Urine | Zolpidem |
| 33340-1 | Zolpidem [Molecules/volume] in Urine | Zolpidem |
| 53787-8 | Zolpidem [Presence] in Urine by Confirm method | Zolpidem |
| 6953-4 | Zolpidem [Mass/volume] in Serum or Plasma | Zolpidem |
| 12545-0 | Zomepirac [Mass/volume] in Serum or Plasma | Zomepirac |
| 29620-2 | Zonisamide [Mass/volume] in Serum or Plasma | Zonisamide |
| 48379-2 | Zopiclone [Molecules/volume] in Serum or Plasma | Zopiclone |
| 48412-1 | Zygomycete sp Ag [Presence] in Tissue by Immune stain | Zygomycete sp Ag |