Acetylcholine Receptor Antibodies and Striated Muscle Antibodies Reflexive Panels, and Titin Antibody Acetylcholine Receptor Binding Antibody Acetone, Quantitative Acetylcholine Receptor Antibody Reflexive Panel Acetaminophen and Oxycodone Quantitative, Serum or Plasma Acetophenazine, Serum or Plasma Acanthamoeba and Naegleria Culture and Stains, CSF Acetazolamide Quantitative, Serum or Plasma Acid Fast Stain, Partial or Modified (for Nocardia spp.) Acetaminophen Achondroplasia (FGFR3) 2 Mutations Albumin by Nephelometry Adalimumab Activity with Reflex to Antibody Albumin, Body Fluid Alanine Aminotransferase, Serum or Plasma Acylglycines, Quantitative, Urine Adiponectin Alagille Syndrome (JAG1) Sequencing and Deletion/Duplication Acyclovir, Serum or Plasma Adenovirus by Qualitative PCR