Bartonella Species by PCR, Whole Blood

Bacterial Strain Characterization by Pulsed-Field Gel Electrophoresis

Basic Metabolic Panel

Barbiturates – Confirmation – Meconium

Bath Salts Panel, Serum or Plasma

Barbiturates, Serum or Plasma, Quantitative

B-Cell CD20 Expression

Benztropine Quantitative, Serum or Plasma

Beta-Catenin-1 by Immunohistochemistry

B-Cell Clonality Screening (IgH and IgK) by PCR

Beryllium Lymphocyte Proliferation, Blood

Beta-hCG, Quantitative (Tumor Marker)

B-Cell Memory and Naive Panel

Beryllium, Serum or Plasma

Beta-hCG, Quantitative (Tumor Marker), CSF

BCL-2 by Immunohistochemistry

Beta Globin (HBB) Deletion/Duplication

Beta-hCG, Serum Qualitative

BCL6 (3q27) Gene Rearrangement by FISH

Beta Globin (HBB) Gene Sequencing