O-15 water
Obesity
Obesity-hypoventilation syndrome
Object-film distance
Objective contrast
Oblique abdominis externus muscle
Oblique abdominis internus muscle
Obliquus capitis inferior muscle
Obliterative bronchiolitis
Obstruction carotid artery
Obstruction, airway
Obstruction, bladder outlet
Obstruction, bowel
Obstruction, gastrointestinal
Obstruction, gastrointestinal, mechanic
Obstruction, gastrointestinal, paralytic
Obstruction, renal vein
Obstruction, urethral
Obstruction, urinary tract
Obstructive atelectasis
Obstructive hydrocephalus
Obstructive nephropathy
Obstructive pneumonitis
Obstructive pulmonary disease
Obstructive uropathy
Obturator artery
Obturator artery, anterior branch of
Obturator artery, articular branch of
Obturator artery, posterior branch of
Obturator externus muscle
Obturator foramen
Obturator internus muscle
Obturator nerve
Obturator vein
Obtuse marginal artery
Occipital artery
Occipital bone
Occipital cephalocele
Occipital condyle (Volume II)
Occipital condyle (Volume VI 1)
Occipital encephalocele
Occipital horn syndrome
Occipital lobe
Occipital ossicles
Occipital vein
Occipital vertebra
Occipitalization
Occipitoatlantoaxial joint
Occipitomental projection
Occipitotemporal gyrus
Occlusion, arterial
Occlusive vascular disease
Occult carcinoma
Occult primary tumour, head and neck
Occult pulmonary artery
Occult spinal dysraphism (Volume VI 1)
Occult spinal dysraphism (Volume VII)
Ocg
Ochronosis (Volume III 1)
Ochronosis (Volume VII)
Ochronotic arthropathy
Octreotide
Ocular coloboma
Ocular melanoma
Ocular tumour
Oculoauriculovertebral dysplasia (Volume III 1)
Oculoauriculovertebral dysplasia (Volume VI 2)
Oculocerebral renal syndrome
Oculocerebrocutaneous syndrome
Oculocerebrorenal syndrome
Oculodental osseous dysplasia
Oculodentodigital syndrome
Oculodento-osseous dysplasia
Oculomotor nerve
Odontogenic cyst
Odontogenic keratocyst
Odontogenic myxoma
Odontogenic tumour
Odontoid dysplasia
Odontoid fracture (Volume VI 1)
Odontoid fracture (Volume VII)
Odontoid process
Odontoma (Volume III 1)
Odontoma (Volume VI 2)
Oedema (Volume III 1)
Oedema (Volume V 2)
Oedema, breast
Oedema, cardiogenic
Oedema, cerebral infarction
Oedema, noncardiogenic
Oedema, pulmonary
oersted (Oe)
Oesophageal atresia
Oesophageal bronchus (Volume IV 1)
Oesophageal bronchus (Volume VII)
Oesophageal duplication cyst
Oesophageal foreign body
Oesophageal lung
Oesophageal neoplasm
Oesophageal perforation
Oesophageal stenosis
Oesophageal stricture
Oesophageal ulceration
Oesophageal varices (Volume V 1)
Oesophageal varices (Volume VII)
Oesophageal vein
Oesophagitis
Oesophagitis cystica
Oesophagitis, caustic
Oesophagitis, dermatitis-related
Oesophagitis, drug-induced
Oesophagitis, eosinophilic
Oesophagitis, infectious
Oesophagitis, infectious, bacterial
Oesophagitis, infectious, fungal
Oesophagitis, infectious, mycobacterial
Oesophagitis, infectious, viral
Oesophagitis, peptic
Oesophagitis, radiation-induced
Oesophagitis, reflux
Oesophagography
Oesophagus
Oesophagus, barret's
Off-axis variation
Off-focus radiation
Off-resonance excitation pulse
Off-resonance irradiation
Offset correction
Offset frequency
Ogilvie's syndrome
Ohm
Ohm's law
Ohngren's line
Oil cyst
Oil myelography
Oil-cooled tube
Oil-immersed tube
Oil-transformer
Olecranon (Volume II)
Olecranon (Volume III 1)
Olecranon fossa
Olfactory aplasia
Olfactory bulb
Olfactory groove
Olfactory groove meningioma
Olfactory nerve
Olfactory neuroblastoma
Olfactory sulcus
Oligoastrocytoma
Oligodendroglioma (Volume VI 1)
Oligodendroglioma (Volume VII)
Oligohydramnios
Oligomeganephronia
Olivopontocerebellar atrophy
Olivopontocerebellar degeneration
Ollier's disease (Volume III 1)
Ollier's disease (Volume VII)
Omental artery
Omental cake
Omental cyst (Volume IV 1)
Omental cyst (Volume VII)
Omnipaque
Omniscan
Omphalocoele
Omphalomesenteric cyst
Omphalomesenteric duct (Volume II)
Omphalomesenteric duct (Volume VII)
Onchocerciasis
Oncocytoma
Oncocytoma, renal
Oncotic aneurysm
Ondine's curse
Onion-peel pattern
Onlay graft
Onodi cells
Oophoritis
Opacity
Opaque
Opaque media
Open processus vaginalis, spermatic cord
Opening wedge osteotomy
Opera-glass hand
Operating frequency
Operating system
Opercular gyrus
Operculofrontal artery
Operculum
Ophthalmic artery
Ophthalmic nerve
Ophthalmopathy, thyroid
Ophthalmoplegia plus
Opponens digiti minimi muscle
Opponens pollicis muscle
Opportunistic infection
Opportunistic infections, aids-related
Opposed-phase image
Optic canal
Optic canal, bony dehiscence
Optic chiasm
Optic chiasm astrocytoma
Optic chiasm eosinophilic granuloma
Optic chiasm glioma
Optic foramen
Optic glioma
Optic nerve
Optic nerve dural ectasia
Optic nerve glioma (Volume VI 1)
Optic nerve glioma (Volume VII)
Optic neuritis
Optic pathway glioma
Optic recess
Optic tract
Optical density
Optical disc
Optical disk
Optimark
Optimum kvp
Optiray
Optison
Orad
Oral cavity
Oral cholecystography (OCG)
Oral contrast media
Orbit
Orbital angular momentum
Orbital cellulitis (Volume VI 1)
Orbital cellulitis (Volume VII)
Orbital dermoid
Orbital dysplasia
Orbital emphysema
Orbital gyrus
Orbital lymphoma
Orbital metastasis
Orbital myositis
Orbital neoplasia
Orbital phlebography
Orbital pseudotumour (Volume VI 1)
Orbital pseudotumour (Volume VII)
Orbital rhabdomyosarcoma
Orbital roof
Orbital varices
Orbitofrontal artery
Orbitopathy, thyroid
Orchitis
Organic aciduria
Organoaxial gastric volvulus
Organ-specific contrast medium
Oriental cholangitis
Ormond's disease
Oroantral fistula
Orofacial digital syndrome
Oropharyngeal cancer
Oropharynx
Oropharynx cancer
Ortho film
Orthochromatic emulsion
Orthodiagraphy
Orthographic transmission imaging
Orthopantomography
Orthoradiography
Ortolani manoeuvre (Volume III 1)
Ortolani manoeuvre (Volume VII)
Os acromiale
Os calcis
Os capitatum
Os centrale
Os cuboides
Os cuneiforme intermedius
Os cuneiforme laterales
Os cuneiforme mediale
Os ethmoidalis
Os femoris
Os frontale
Os hamatum
Os hyoideum
Os ilium
Os incae
Os intermetatarsale
Os ischii
Os lunatum
Os naviculare
Os naviculare secundarium
Os occipitale
Os odontoideum (Volume III 1)
Os odontoideum (Volume VI 1)
Os odontoideum (Volume VII)
Os parietale
Os peroneum
Os pisiforme
Os sacrum
Os scaphoideum
Os sphenoidale
Os styloideum
Os supratrochleare dorsale
Os terminale
Os tibiale externum
Os trapezoideum
Os triangulare
Os trigonum
Os triquetrum
Os vesalianum
Oscillating gradient system
Osgood schlatter disease (Volume III 1)
Osgood schlatter disease (Volume VII)
Osiris
Osler rendu weber disease (Volume IV 1)
Osler rendu weber disease (Volume V 1)
Osler rendu weber disease (Volume V 2)
Osler rendu weber disease (Volume VI 1)
Osler rendu weber disease (Volume VII)
Osler weber rendu syndrome
Ossa metatarsia
Ossa sesamoida
Osseointegrated implants
Ossicle
Ossicles, occipital
Ossicular chain
Ossicular chain, pathology
Ossification (Volume III 1)
Ossification (Volume VII)
Ossification centre
Ossification, abdominal incisions
Ossification, endochondral
Ossification, membranous
Ossification, spinal stenosis
Ossifying fibroma
Ossifying fibroma, head and neck
Osteitis
Osteitis condensans
Osteitis condensans ilii
Osteitis deformans
Osteitis fibrosa cystica
Osteitis pubis
Osteoarthritis
Osteoarthropathy
Osteoarthropathy, pulmonary
Osteoarthrosis
Osteoblast
Osteoblastoma (Volume III 1)
Osteoblastoma (Volume VI 1)
Osteoblastoma (Volume VII)
Osteocartilaginous body
Osteochondral body
Osteochondral fracture
Osteochondritis (Volume III 1)
Osteochondritis (Volume VII)
Osteochondritis dissecans (Volume III 1)
Osteochondritis dissecans (Volume VII)
Osteochondritis, capitellum
Osteochondritis, lunate
Osteochondritis, navicular
Osteochondrodysplasia
Osteochondroma (Volume III 1)
Osteochondroma (Volume VI 1)
Osteochondroma (Volume VII)
Osteochondrosis (Volume III 1)
Osteochondrosis (Volume VII)
Osteoclast
Osteocyte
Osteodysplasty (Volume III 1)
Osteodysplasty (Volume VII)
Osteodystrophy
Osteodystrophy, renal
Osteoectasia with hyperphosphatasia
Osteofibrous dysplasia (Volume III 1)
Osteofibrous dysplasia (Volume VII)
Osteogenesis imperfecta (Volume III 1)
Osteogenesis imperfecta (Volume VI 2)
Osteogenesis imperfecta (Volume VII)
Osteogenesis imperfecta, cardiovascular manifestation
Osteogenic sarcoma (Volume VI 1)
Osteogenic sarcoma (Volume VII)
Osteoglophonic dysplasia
Osteoid
Osteoid osteoma (Volume III 1)
Osteoid osteoma (Volume VI 1)
Osteoid osteoma (Volume VII)
Osteoid seams
Osteolysis
Osteolysis, gorham
Osteolysis, idiopathic
Osteoma (Volume III 1)
Osteoma (Volume VI 1)
Osteoma, osteoid
Osteoma, ovarian
Osteoma, sinonasal
Osteomalacia (Volume III 1)
Osteomalacia (Volume VII)
Osteomyelitis (Volume III 1)
Osteomyelitis (Volume VI 1)
Osteomyelitis (Volume VII)
Osteomyelitis, chronic
Osteon
Osteonecrosis (Volume III 1)
Osteonecrosis (Volume VII)
Osteo-onychodysostosis
Osteopathia striata (Volume III 1)
Osteopathia striata (Volume VII)
Osteopenia (Volume III 1)
Osteopenia (Volume VII)
Osteopetrosis (Volume III 1)
Osteopetrosis (Volume VI 1)
Osteopetrosis (Volume VI 2)
Osteopetrosis (Volume VII)
Osteophyte
Osteophyte, spinal
Osteophytosis
Osteopoikilosis
Osteopoikolosis
Osteoporosis (Volume III 1)
Osteoporosis (Volume VI 1)
Osteoporosis (Volume VII)
Osteoporosis circumscripta
Osteoporosis pseudoglioma syndrome
Osteoprogenitor cells
Osteoradionecrosis
Osteosarcoma (Volume III 1)
Osteosarcoma (Volume VII)
Osteosarcoma, head and neck
Osteosarcomatosis
Osteosclerosis (Volume III 1)
Osteosclerosis (Volume VII)
Osteotomy
Osteum primum
Osteum secundum
Ostiomeatal unit
Otitic hydrocephalus
Otitis media (Volume VI 2)
Otitis media (Volume VII)
Otopalatal digital syndome
Otopalatodigital syndrome
Otosclerosis
Otospongiosis
Otto pelvis
Oudard procedure
Outer volume suppression
Outlet ventricular septal defect
Out-of-field artefact
Out-of-phase image
Oval foramen
Oval window
Ovarian agenesis
Ovarian artery
Ovarian carcinoma
Ovarian cyst
Ovarian fibroma
Ovarian teratoma
Ovarian torsion
Ovarian tumour
Ovarian vein
Ovarian vein syndrome
Ovarian vein, left
Ovarian vein, right
Ovarium
Ovary
Overflow incontinence
Overflow incontinence, bladder
Overframing
Overhanging edge sign
Overhauser effect
Overinflation
Overlap progressive systemic sclerosis
Overlap syndrome-mixed connective tissue disease
Overlap syndromes
Overlapping slice
Overload interlock X-ray unit
Oversampling
Overscan
Overshoot artefact
Overtubulation
Overuse syndromes
Oxalosis (Volume III 1)
Oxalosis (Volume IV 2)
Oxalosis (Volume VII)
Oxalosis, cardiovascular manifestation
Oxidation fog
Oxidation reaction
Oxilan
Oximetry
Oxycephaly
oxygen (O)
Oxygen tension imaging
Oxygen-17 mr
Oxyhaemoglobin (Volume I)
Oxyhaemoglobin (Volume VI 1)
Oxytocin