Medical terms beginning with O

• Oto-
• Otoacoustic emission
• Otomycosis
• Otoplasty
• Otorhinolaryngology
• Otorrhoea
• Otosclerosis
• Otoscope
• Ototoxicity
• Out-of-body experience
• Outpatient treatment
• Ovarian cyst
• Ovary
• Ovary, cancer of
• Ovary, disorders of
• Ovary, polycystic
• Over-the-counter (OTC) drug
• Overbite
• Overbreathing
• Overcrowding, dental
• Overuse injury
• Overweight
• Ovulation
• Ovum
• Oxazepam
• Oximeter
• Oxprenolol
• Oxybutynin
• Oxygen
• Oxygen concentrator
• Oxygen therapy
• Oxymetazoline
• Oxytetracycline
• Oxytocin
• Oxyuriasis
• Ozena
• Ozone