- B cell
- B lymphocyte
- B-cell acute lymphoblastic leukemia
- B-cell acute lymphocytic leukemia
- B-cell leukemia/lymphoma 2 protein
- B-cell lymphoma
- B16alphaGal melanoma vaccine
- B3 antigen
- B43-PAP immunotoxin
- B7-1
- B7-DC cross-linking antibody rHIgM12B7
- bacillus Calmette-Gu
- backbone
- baclofen
- baclofen / amitriptyline / ketamine gel
- bacteria
- bacterial toxin
- Bactrim
- bafetinib
- Bag Balm
- BAK gel
- balloon angioplasty
- balloon catheter radiation
- barbiturate
- bardoxolone
- barium enema
- barium solution
- barium sulfate
- barium swallow
- Barrett esophagus
- barrier
- Barseb HC
- basal cell
- basal cell cancer
- basal cell carcinoma
- basal cell nevus syndrome
- baseline
- basiliximab
- basophil
- batimastat
- batracylin
- bavituximab
- BAY 12-9566
- BAY 43-9006
- BAY 56-3722
- BAY 59-8862
- BayGam
- BB-10901
- BBBD
- BBIC