Health encyclopedia: O

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Health encyclopedia

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• obesity
• obesity in children
• obesity surgery also see weight loss surgery
• obsessive-compulsive disorder
• occupational health

• occupational health for healthcare providers
• occupational injuries also see occupational health
• occupational therapy also see rehabilitation
• ocd also see obsessive-compulsive disorder
• oil spills
• ombudsman programs also see patient rights
• omega-3 fatty acids also see dietary fats
• oncology also see cancer
• onychomycosis also see nail diseases
• open heart surgery also see heart surgery
• open spine also see spina bifida
• operation also see surgery
• ophthalmology also see eye diseases
• opiates also see drug abuse; heroin
• opportunistic infections in aids also see hiv/aids and infections
• oral cancer
• oral health also see dental health
• oral health, child also see child dental health
• oral herpes also see cold sores
• oral tobacco also see smokeless tobacco
• organ donation
• organ transplantation
• oropharyngeal cancer also see throat cancer
• orthodontia
• orthostatic hypotension also see autonomic nervous system disorders; low blood pressure
• orthostatic intolerance also see autonomic nervous system disorders
• osteitis deformans also see paget's disease of bone
• osteoarthritis
• osteogenesis imperfecta
• osteomyelitis also see bone infections
• osteonecrosis
• osteopenia also see bone density
• osteoporosis
• osteosarcoma also see bone cancer
• ostomy
• otc medicines also see over-the-counter medicines
• otitis media also see ear infections
• ovarian cancer
• ovarian cysts
• ovarian disorders
• ovarian insufficiency also see ovarian disorders; premature ovarian failure
• over-the-counter medicines
• overactive bladder
• overactive thyroid also see hyperthyroidism
• overweight also see body weight; obesity
• oxygen therapy
• ozone

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• Also see Glossary of terms and medical terms