rosacea
Radiation enteritis
Radical prostatectomy
Radionuclide cisternogram
Ramsay Hunt syndrome
Recurrent cystitis
Reactive arthritis
Reflux nephropathy
Rectal prolapse
Renal cell carcinoma
Renal artery stenosis
Reifenstein syndrome
Restless leg syndrome
Respiratory acidosis
Respiratory alkalosis
Rhabdomyosarcoma
Rhabdomyolysis
Rheumatic fever
Rheumatoid arthritis
Rheumatoid-collagen disease
Rhinophyma
Retinitis pigmentosa
Retinoblastoma
Rubella
Rubinstein-Taybi syndrome
Russell-Silver syndrome
Rickettsial pox
Rickets
Riboflavin
Rumination disorder
Retrocalcaneal bursitis
Retroperitoneal fibrosis
Retropharyngeal abscess
Retrosternal thyroid
Rett syndrome
Reye syndrome
Rapidly progressive glomerulonephritis
Radial nerve dysfunction
Riley-Day syndrome
Ringworm
Rotator cuff tendinitis
Rheumatoid lung disease
Retinopathy
Rectocele
Reactive attachment disorder
Retinal detachment
Renal agenesis
Rectovaginal fistula
Refractive error
Rhinitis
Repetitive strain injury
Receptive aphasia
Rift Valley fever
Renal failure
Roseola
Rh disease
Retinopathy of prematurity
Retinoschisis
Rocky Mountain spotted fever
Random hypertension phases
Rabies
Relapsing fever
Renovascular hypertension
Rabbit calicivirus
Ross River Fever
Rectal cancer