| BIOCHEMISTRY | B-Caroten |
| Blood Glucose | Blood Xylose |
| B2 Glycoprotein Ab (IgG) | B2 Glycoprotein Ab (IgM) |
| Borrelia Burgdorferi Ab (IgG) | Borrelia Burgdorferi Ab (IgM) |
| Brucel-G | Brucel-M |
| B2 Microglobulin | B2 Microglobulin |
| B2 Microglobulin | B2 Microglobulin |
| Bence Jones Protein | Biopsy Cul for BK |
| Biopsy Culture | Blood Culture |
| Bon M.Asp .D.BK | Bone M.Asp.Cul.Bk |
| Bone M.Biopsy.Cul.BK | Breast dis.C&S |
| Bronchia Dis.D.S | BODY FLUID |
| BCR-ABL | Beta Fibrinogen |
| BK virus PCR | BRAF Mutation |
| Brucella PCR | Blood Amnio Acid |
| Blood karyotyping | Blood Cytology |
| Bone marrow aspiration | Bone marrow biopsy |
| Breast Cytology | Bartter Syndrome |
| BRCA1-2 |
