Test Directory: B B-Cell Clonality Analysis (IgH Gene Rearrangements) B-Type Natriuretic Peptide Bacterial Vaginosis (BV) Barbiturate Confirmation, Urine Basic Endocrine Autoantibodies Panel Basic Metabolic Panel Benzodiazepine and Metabolite Confirmation, Urine Beta-2 Microglobulin Beta-Hemolytic Streptococcus Culture, Group A Only Bicarbonate (CO2) Bone and Soft Tissue Pathology Bordetella Pertussis Antibodies, IGG/IGM BRAF Mutation Detection Branched-Chain Amino Acids, Including Alloisoleucine Breast Pathology Buprenorphine Confirmation, Urine
