prostatic hypertrophy – benign tumor – benzaldehyde – benzoylphenylurea – benzydamine – Beriplast P – best practice – beta alethine – beta carotene – beta hemolytic streptococcus group B – beta-endorphin – beta-glucan – beta-human chorionic gonadotropin – bevacizumab – bexarotene – Bexxar regimen – BG00001 – BI-RADS – Biafine cream – BIBX 1382 – bicalutamide – bidi (oncology) – bilateral cancer – bilateral nephrectomy – bilateral prophylactic mastectomy – bilateral salpingo-oophorectomy – bile duct – biliary – bilirubin – binding agent – bioavailable – biochanin A – biochemical reactions – biological response modifier – biological therapy – biomarker – Biomed 101 – biopsy – biopsy specimen – biotherapy – Birt–Hogg–Dube syndrome – bispecific antibody – bispecific monoclonal antibody – bisphosphonate – bizelesin – BL22 immunotoxin – black cohosh – black snakeroot – blast – blast crisis – blast phase – bleomycin – blessed thistle – blinded study – blood cell count – blood chemistry study – blood thinner – blood transfusion – blood–brain barrier – blood–brain barrier disruption – BMS-182751 – BMS-184476 – BMS-188797 – BMS-214662 – BMS-247550 – BMS-275291 – BMS-354825 – Bolus (medicine) – bolus infusion – bone marrow – bone marrow ablation – bone marrow aspiration – bone marrow biopsy – bone marrow metastases – bone marrow transplantation – bone metastases – bone scan – bone-seeking radioisotope – Boron neutron capture therapy – boronophenylalanine-fructose complex – bortezomib – Bowen's disease – BPH – brachial plexopathy – brachial plexus – brachytherapy – brain metastasis – brainstem glioma – brain stem tumor – brain tumor – BRCA1 – BRCA2 – breakthrough pain – breast cancer in situ – breast density – breast duct endoscopy – Breast Imaging Reporting and Data System – breast implant – breast reconstruction – breast self-exam – breast-conserving surgery – breast-sparing surgery – Brief Pain Inventory – BRIP1 – brivudine – BRM – bromelain – bronchiole – bronchitis – bronchoscope – bronchoscopy – bronchus – brostallicin – broxuridine – bryostatin 1 – buccal mucosa – budesonide – bupropion – burdock – Burkitt's leukemia – Burkitt's lymphoma – burr hole – buserelin – buspirone – busulfan – buthionine sulfoximine C C cell – c-erbB-2 – c-kit – CA 19-9 assay – CA-125 – CA-125 test – cachexia – calcitonin – calcitriol – CAM – Campath-1H – camptothecin – camptothecin analog – cancer – cancer induction – Cancer Information Service – cancer of unknown primary origin