• B-cell leukemia, hairy cell
  • B1 deficiency
  • B3 deficiency
  • Babesiosis
  • Bacillus anthracis
  • Back pain
  • Back pain, musculoskeletal
  • Bacterial meningitis
  • Bacterial vaginosis
  • Bacteriuria
  • Bad breath
  • Baker cyst
  • Balanitis
  • Balanoposthitis
  • Baldness, alopecia areata
  • Baldness, male/female pattern
  • Bariatric surgery sequelae
  • Barotitis media
  • Barrett esophagus
  • Bartholin cyst
  • Bartonella infection
  • Basal cell carcinoma
  • Bat bite
  • BCC [basal cell carcinoma]
  • Bed bugs
  • Bed sore
  • Bee sting
  • Behcet syndrome
  • Bell palsy
  • Belladonna ingestion
  • Bends, barotrauma
  • Benign paroxysmal positional vertigo
  • benign prostatic enlargement
  • Benign prostatic hyperplasia
  • Benzodiazepine overdose
  • Berger disease
  • Berry aneurysm
  • Beta thalassemia
  • Bile duct inflammation
  • Bilharzia
  • Biliary atresia
  • Biliary colic
  • Bilirubin excess, Dubin-Johnson syndrome
  • Bilirubin excess, Gilbert syndrome
  • Bilirubin excess, neonatal jaundice
  • Bilirubin excess, Rotor syndrome
  • Bipolar disorder in adults
  • Bipolar disorder in children
  • Bird fancier's lung
  • Bird flu
  • Birth control
  • Bites, animal
  • Bites, insect
  • Bites, rabies
  • Bladder cancer
  • Bladder infection
  • Blast crisis
  • Blastomycosis
  • Blepharitis
  • Blindness (evaluation of)
  • Blood pressure (evaluation of)
  • Blowout fracture
  • Blue baby syndrome (evaluation of)
  • Body dysmorphic disorder
  • Body-packer syndrome
  • BOOP [bronchiolitis obliterans organizing pneumonia]
  • Borderline personality disorder
  • Bordetella pertussis
  • Borreliosis
  • Botulism
  • Bovine spongiform encephalopathy
  • Bowel cancer
  • Bowel obstruction
  • BPE
  • BPH [benign prostatic hyperplasia]
  • BPPV [benign paroxysmal positional vertigo]
  • BPS [bladder pain syndrome]
  • Brachial plexus injury
  • Bradycardia
  • Bradycardia, AV block
  • Brain abscess
  • Brain tumors, astrocytic
  • Brain tumors, craniopharyngioma
  • Brain tumors, medulloblastoma
  • Brain tumors, meningioma
  • Breast cancer in situ
  • Breast cancer, metastatic
  • Breast cancer, primary invasive
  • Breast feeding difficulty
  • Breast hyperplasia
  • Breech presentation
  • Brief psychotic disorder
  • Bronchial asthma
  • Bronchial carcinoma
  • Bronchiectasis
  • Bronchiolitis
  • Bronchiolitis obliterans organizing pneumonia
  • Bronchiolitis, RSV
  • Bronchitis, chronic
  • Bronchitis, chronic, acute exacerbation
  • Bronchopneumonia
  • Brucellosis
  • Bruton agammaglobulinemia
  • Bruxism
  • BSE [bovine spongiform encephalopathy]
  • Budd-Chiari syndrome
  • Buerger disease
  • Bulimia nervosa
  • Bullous pemphigoid
  • Bullous rash (evaluation of)
  • Burkitt lymphoma
  • Bursitis