| 0040114 | X;18 (SYT-SSX t(X;18) Translocations by RT-PCR) |
| 2004250 | X-ALD (Very Long-Chain and Branched-Chain Fatty Acids Profile) |
| 2004434 | X Chromosome Ultra-High Density Microarray, 954 Genes
|
| 2004434 | X-Linked Mental Retardation (X Chromosome Ultra-High Density Microarray, 954 Genes) |
| 0090010 | Xanax (Alprazolam) |
| 0092520 | Xanax (Drugs of Abuse Confirmation/Quantitation - Benzodiazepines - Meconium) |
| 0093300 | Xanax (Drugs of Abuse Confirmation/Quantitation - Benzodiazepines - Serum or Plasma) |
| 0090358 | Xanax (Drugs of Abuse Confirmation/Quantitation - Benzodiazepines - Urine) |
| 0090010 | Xanor (Alprazolam) |
| 0092520 | Xanor (Drugs of Abuse Confirmation/Quantitation - Benzodiazepines - Meconium) |
| 0093300 | Xanor (Drugs of Abuse Confirmation/Quantitation - Benzodiazepines - Serum or Plasma) |
| 0090358 | Xanor (Drugs of Abuse Confirmation/Quantitation - Benzodiazepines - Urine) |
| 2005248 | Xanthochromia (Bilirubin, CSF) |
| 2004434 | XLMR (X Chromosome Ultra-High Density Microarray, 954 Genes) |
| 2002299 | Xp22 (Chromosome FISH, Metaphase) |
| 0091372 | XTC (Drugs of Abuse Confirmation/Quantitation - Amphetamine - Serum or Plasma) |
| 0092310 | XTC (Drugs of Abuse Confirmation/Quantitation - Amphetamines (Amphetamine & Methamphetamine) - Meconium)
|
| 0090439 | XTC (Drugs of Abuse Confirmation/Quantitation - Amphetamines - Urine) |
| 0091383 | Xylenes (Total), Serum or Plasma
|
| 0090155 | Xylocaine (Lidocaine) |
| 0091197 | Xylocaine® (Lidocaine & Metabolite, Serum or Plasma)
|
| 0091198 | Xylocaine® (Lidocaine and Metabolite, Urine)
|
| 0020609 | Xylose Absorption Test (Adult - 25g dose)
|
| 0020615 | Xylose Absorption Test (Adult - 5g dose)
|
| 0020612 | Xylose Absorption Test (Child)
|
| 0091193 | Xyrem (Gamma-Hydroxybutyric Acid, Serum or Plasma - Screen with Reflex to Confirmation/Quantitation) |
| 0091161 | Xyrem (Gamma-Hydroxybutyric Acid, Urine - Screen with Reflex to Confirmation/Quantitation) |