2024 ICD-10-CM Index Terms Starting With ‘O’ (244)
Index Terms Starting With ‘O’ (244)
- Obermeyer’s relapsing fever A68.0 (European)
- Obesity E66.9
- Oblique – see condition
- Obliteration
- Observation (following) (for) (without need for further medical care) Z04.9
- Obsession, obsessional state F42.8
- Obsessive-compulsive neurosis or reaction F42.8
- Obstetric embolism, septic – see Embolism, obstetric, septic
- Obstetrical trauma (complicating delivery) O71.9
- Obstipation – see Constipation
- Obstruction, obstructed, obstructive
- Obturator – see condition
- Occlusal wear, teeth K03.0
- Occlusio pupillae – see Membrane, pupillary
- Occlusion, occluded
- Occult
- Occupational
- Ochlophobia – see Agoraphobia
- Ochronosis E70.29 (endogenous)
- Ocular muscle – see condition
- Oculogyric crisis or disturbance H51.8
- Oculomotor syndrome H51.9
- Oculopathy
- Oddi’s sphincter spasm K83.4
- Odontalgia K08.89
- Odontoameloblastoma – see Cyst, calcifying odontogenic
- Odontoclasia K03.89
- Odontodysplasia, regional K00.4
- Odontogenesis imperfecta K00.5
- Odontoma (ameloblastic) (complex) (compound) (fibroameloblastic) – see Cyst, calcifying odontogenic
- Odontomyelitis (closed) (open) K04.01
- Odontorrhagia K08.89
- Odontosarcoma, ameloblastic C41.1
- Oestriasis – see Myiasis
- Oguchi’s disease H53.63
- Ohara’s disease – see Tularemia
- OHS E66.2 (obesity hypoventilation syndrome)
- Oidiomycosis – see Candidiasis
- Oidium albicans infection – see Candidiasis
- Old I25.2 (previous)
- Old age (without mention of debility) R54
- Olfactory – see condition
- Oligemia – see Anemia
- Oligoastrocytoma
- Oligocythemia D64.9
- Oligodendroblastoma
- Oligodendroglioma
- Oligodontia – see Anodontia
- Oligoencephalon Q02
- Oligohidrosis L74.4
- Oligohydramnios O41.0-
- Oligohydrosis L74.4
- Oligomenorrhea N91.5
- Oligophrenia – see also Disability, intellectual
- Oligospermia N46.11
- Oligotrichia – see Alopecia
- Oliguria R34
- Ollier’s disease Q78.4
- Omenotocele – see Hernia, abdomen, specified site NEC
- Omentitis – see Peritonitis
- Omentum, omental – see condition
- Omphalitis (congenital) (newborn) P38.9
- Omphalocele Q79.2
- Omphalomesenteric duct, persistent Q43.0
- Omphalorrhagia, newborn P51.9
- Omsk hemorrhagic fever A98.1
- Onanism F98.8 (excessive)
- Onchocerciasis, onchocercosis B73.1
- Oncocytoma – see Neoplasm, benign, by site
- Oncovirus, as cause of disease classified elsewhere B97.32
- Ondine’s curse – see Apnea, sleep
- Oneirophrenia F23
- Onychauxis L60.2
- Onychia – see also Cellulitis, digit
- Onychitis – see also Cellulitis, digit
- Onycho-osteodysplasia Q87.2
- Onychocryptosis L60.0
- Onychodystrophy L60.3
- Onychogryphosis, onychogryposis L60.2
- Onycholysis L60.1
- Onychomadesis L60.8
- Onychomalacia L60.3
- Onychomycosis B35.1 (finger) (toe)
- Onychophagia F98.8
- Onychophosis L60.8
- Onychoptosis L60.8
- Onychorrhexis L60.3
- Onychoschizia L60.3
- Onyxis L60.0 (finger) (toe)
- Onyxitis – see also Cellulitis, digit
- Oophoritis (cystic) (infectional) (interstitial) N70.92
- Oophorocele N83.4-
- Opacity, opacities
- Opalescent dentin K00.5 (hereditary)
- Open, opening
- Operational fatigue F48.8
- Operative – see condition
- Operculitis – see Periodontitis
- Operculum – see Break, retina
- Ophiasis L63.2
- Ophthalmia H10.9 – see also Conjunctivitis
- Ophthalmitis – see Ophthalmia
- Ophthalmocele Q15.8 (congenital)
- Ophthalmoneuromyelitis G36.0
- Ophthalmoplegia – see also Strabismus, paralytic
- Opioid(s)
- Opisthognathism M26.09
- Opisthorchiasis B66.0 (felineus) (viverrini)
- Opitz’ disease D73.2
- Opiumism – see Dependence, drug, opioid
- Oppenheim’s disease G70.2
- Oppenheim-Urbach disease (necrobiosis lipoidica diabeticorum) – see E08-E13 with .620
- Optic nerve – see condition
- Orbit – see condition
- Orchioblastoma C62.9-
- Orchitis (gangrenous) (nonspecific) (septic) (suppurative) N45.2
- Orf B08.02 (virus disease)
- Organic – see also condition
- Orgasm
- Oriental
- Orifice – see condition
- Origin of both great vessels from right ventricle Q20.1
- Ormond’s disease (with ureteral obstruction) N13.5
- Ornithine metabolism disorder E72.4
- Ornithinemia E72.4 (Type I) (Type II)
- Ornithosis A70
- Orotaciduria, oroticaciduria (congenital) (hereditary) (pyrimidine deficiency) E79.89
- Orthodontics
- Orthopnea R06.01
- Orthopoxvirus B08.09
- Os, uterus – see condition
- Osgood-Schlatter disease or osteochondrosis M92.52-
- Osler I78.0 (-Weber)
- Osler’s nodes I33.0
- Osmidrosis L75.0
- Osseous – see condition
- Ossification
- Osteitis – see also Osteomyelitis
- Osteo-onycho-arthro-dysplasia Q87.2
- Osteo-onychodysplasia, hereditary Q87.2
- Osteoarthritis M19.90
- Osteoarthropathy (hypertrophic) M19.90
- Osteoarthrosis (degenerative) (hypertrophic) (joint) – see also Osteoarthritis
- Osteoblastoma – see Neoplasm, bone, benign
- Osteochondritis – see also Osteochondropathy, by site
- Osteochondroarthrosis deformans endemica – see Disease, Kaschin-Beck
- Osteochondrodysplasia Q78.9
- Osteochondrodystrophy E78.9
- Osteochondrolysis – see Osteochondritis, dissecans
- Osteochondroma – see Neoplasm, bone, benign
- Osteochondromatosis D16.9
- Osteochondromyxosarcoma – see Neoplasm, bone, malignant
- Osteochondropathy M93.90
- Osteochondrosarcoma – see Neoplasm, bone, malignant
- Osteochondrosis – see also Osteochondropathy, by site
- Osteoclastoma D48.0
- Osteodynia – see Disorder, bone, specified type NEC
- Osteodystrophy Q78.9
- Osteofibroma – see Neoplasm, bone, benign
- Osteofibrosarcoma – see Neoplasm, bone, malignant
- Osteogenesis imperfecta Q78.0
- Osteogenic – see condition
- Osteolysis M89.50
- Osteoma – see also Neoplasm, bone, benign
- Osteomalacia M83.9
- Osteomyelitis (general) (infective) (localized) (neonatal) (purulent) (septic) (staphylococcal) (streptococcal) (suppurative) (with periostitis) M86.9
- Osteomyelofibrosis D47.4
- Osteomyelosclerosis D75.89
- Osteonecrosis M87.9
- Osteopathia condensans disseminata Q78.8
- Osteopathy – see also Osteomyelitis, Osteonecrosis, Osteoporosis
- Osteopenia M85.8-
- Osteoperiostitis – see Osteomyelitis, specified type NEC
- Osteopetrosis Q78.2 (familial)
- Osteophyte M25.70
- Osteopoikilosis Q78.8
- Osteoporosis (female) (male) M81.0
- Osteopsathyrosis Q78.0 (idiopathica)
- Osteoradionecrosis, jaw M27.2 (acute) (chronic) (lower) (suppurative) (upper)
- Osteosarcoma (any form) – see Neoplasm, bone, malignant
- Osteosclerosis Q78.2
- Osteosclerotic anemia D64.89
- Osteosis
- Ostium
- Ostrum-Furst syndrome Q75.8
- Otalgia H92.0
- Otitis (acute) H66.90
- Otocephaly Q18.2
- Otolith syndrome H81.8
- Otomycosis (diffuse) B36.9
- Otoporosis – see Otosclerosis
- Otorrhagia (nontraumatic) H92.2-
- Otorrhea H92.1-
- Otosclerosis (general) H80.9-
- Otospongiosis – see Otosclerosis
- Otto’s disease or pelvis M24.7
- Outcome of delivery Z37.9
- Outlet – see condition
- Ovalocytosis (congenital) (hereditary) – see Elliptocytosis
- Ovarian – see Condition
- Ovariocele N83.4-
- Ovaritis (cystic) – see Oophoritis
- Ovary, ovarian – see also condition
- Overactive – see also Hyperfunction
- Overactivity R46.3
- Overbite M26.29 (deep) (excessive) (horizontal) (vertical)
- Overbreathing – see Hyperventilation
- Overconscientious personality F60.5
- Overdevelopment – see Hypertrophy
- Overdistension – see Distension
- Overdose, overdosage (drug) – see Table of Drugs and Chemicals, by drug, poisoning
- Overeating R63.2
- Overexertion T73.3 (effects) (exhaustion)
- Overexposure (effects) T73.9
- Overfeeding – see Overeating
- Overfill, endodontic M27.52
- Overgrowth
- Overhanging of dental restorative material K08.52 (unrepairable)
- Overheated (places) (effects) – see Heat
- Overjet M26.23 (excessive horizontal)
- Overlaid, overlying (suffocation) – see Asphyxia, traumatic, due to mechanical threat
- Overlap, excessive horizontal M26.23 (teeth)
- Overlapping toe (acquired) – see also Deformity, toe, specified NEC
- Overload
- Overnutrition – see Hyperalimentation
- Overproduction – see also Hypersecretion
- Overprotection, child by parent Z62.1
- Overriding
- Overstrained R53.83
- Overuse, muscle NEC M70.8-
- Overweight E66.3
- Overworked R53.83
- Oviduct – see condition
- Ovotestis Q56.0
- Ovulation (cycle)
- Ovum – see condition
- Owren’s disease or syndrome D68.2 (parahemophilia)
- Ox heart – see Hypertrophy, cardiac
- Oxalosis E72.53
- Oxaluria E72.53
- Oxycephaly, oxycephalic Q75.009
- Oxyuriasis B80
- Oxyuris vermicularis B80 (infestation)
- Ozena J31.0