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Browse canonical concepts by label, domain, node type, prefix and encoded class.
Current membership scope: Any direct membership
| Concept | Node type | Base domain | Matched membership | Identifier |
|---|---|---|---|---|
| Ophthalmoplegia Paralysis of one or more of the ocular muscles due to disorders of the eye muscles, neuromuscular junction, supporting soft tissue, tendons, or inner… | Pathologic Condition | Pathology | Nervous System [curated_secondary] | AMW:DIS:100357 |
| Ophthalmoplegic Migraine Childhood-onset of recurrent headaches with an oculomotor cranial nerve palsy. Typically, ABDUCENS NERVE; OCULOMOTOR NERVE; and TROCHLEAR NERVE are i… | Pathologic Condition | Pathology | Nervous System [curated_secondary] | AMW:DIS:100270 |
| Optic Atrophies, Hereditary Hereditary conditions that feature progressive visual loss in association with optic atrophy. Relatively common forms include autosomal dominant opti… | Congenital Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100364 |
| Optic Atrophy Atrophy of the optic disk which may be congenital or acquired. This condition indicates a deficiency in the number of nerve fibers which arise in the… | Degenerative Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100363 |
| Optic Atrophy, Autosomal Dominant Dominant optic atrophy is a hereditary optic neuropathy causing decreased visual acuity, color vision deficits, a centrocecal scotoma, and optic nerv… | Degenerative Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100365 |
| Optic Atrophy, Hereditary, Leber A maternally linked genetic disorder that presents in mid-life as acute or subacute central vision loss leading to central scotoma and blindness. The… | Degenerative Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100366 |
| Optic Disk Drusen Optic disk bodies composed primarily of acid mucopolysaccharides that may produce pseudopapilledema (elevation of the optic disk without associated I… | Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100367 |
| Optic Nerve Diseases Conditions which produce injury or dysfunction of the second cranial or optic nerve, which is generally considered a component of the central nervous… | Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100362 |
| Optic Nerve Hypoplasia A group of rare genetic disorders characterized by underdeveloped OPTIC NERVES, resulting in increased incidences of vision impairment, CONGENITAL NY… | Congenital Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100368 |
| Optic Nerve Injuries Injuries to the optic nerve induced by a trauma to the face or head. These may occur with closed or penetrating injuries. Relatively minor compressio… | Traumatic Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100345 |
| Optic Neuritis Inflammation of the optic nerve. Commonly associated conditions include autoimmune disorders such as MULTIPLE SCLEROSIS, infections, and granulomatou… | Inflammatory Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100369 |
| Optic Neuropathy, Ischemic Ischemic injury to the OPTIC NERVE which usually affects the OPTIC DISK (optic neuropathy, anterior ischemic) and less frequently the retrobulbar por… | Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100370 |
| Orbital Fractures Fractures of the bones in the orbit, which include parts of the frontal, ethmoidal, lacrimal, and sphenoid bones and the maxilla and zygoma. | Traumatic Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100666 |
| Ornithine Carbamoyltransferase Deficiency Disease An inherited urea cycle disorder associated with deficiency of the enzyme ORNITHINE CARBAMOYLTRANSFERASE, transmitted as an X-linked trait and featur… | Congenital Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100129 |
| Orthostatic Intolerance Symptoms of cerebral hypoperfusion or autonomic overaction which develop while the subject is standing, but are relieved on recumbency. Types of this… | Pathologic Condition | Pathology | Nervous System [curated_secondary] | AMW:DIS:100039 |
| Pantothenate Kinase-Associated Neurodegeneration A rare autosomal recessive degenerative disorder which usually presents in late childhood or adolescence. Clinical manifestations include progressive… | Degenerative Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100061 |
| Papilledema Primarily an observable or examinable clinical manifestation rather than a disease entity. | Clinical Sign | Clinical Medicine | Nervous System [curated_secondary] | AMW:SIGN:175019 |
| Paralysis A general term most often used to describe severe or complete loss of muscle strength due to motor system disease from the level of the cerebral cort… | Pathologic Condition | Pathology | Nervous System [curated_secondary] | AMW:DIS:100532 |
| Paraparesis Mild to moderate loss of bilateral lower extremity motor function, which may be a manifestation of SPINAL CORD DISEASES; PERIPHERAL NERVOUS SYSTEM DI… | Pathologic Condition | Pathology | Nervous System [curated_secondary] | AMW:DIS:100540 |
| Paraparesis, Spastic Mild or moderate loss of motor function accompanied by spasticity in the lower extremities. This condition is a manifestation of CENTRAL NERVOUS SYST… | Pathologic Condition | Pathology | Nervous System [curated_secondary] | AMW:DIS:100541 |
| Paraplegia Severe or complete loss of motor function in the lower extremities and lower portions of the trunk. This condition is most often associated with SPIN… | Pathologic Condition | Pathology | Nervous System [curated_secondary] | AMW:DIS:100534 |
| Paresis A general term referring to a mild to moderate degree of muscular weakness, occasionally used as a synonym for PARALYSIS (severe or complete loss of … | Pathologic Condition | Pathology | Nervous System [curated_secondary] | AMW:DIS:100539 |
| Paresthesia Primarily a patient-reported sensation, complaint or symptom rather than a disease entity. | Symptom | Clinical Medicine | Nervous System [curated_secondary] | AMW:SYM:175016 |
| Parkinson Disease A progressive, degenerative neurologic disease characterized by a TREMOR that is maximal at rest, retropulsion (i.e. a tendency to fall backwards), r… | Degenerative Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100064 |
| Parkinson Disease, Postencephalitic Parkinsonism following encephalitis, historically seen as a sequella of encephalitis lethargica (Von Economo Encephalitis). The early age of onset, t… | Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100067 |
| Parkinson Disease, Secondary Conditions which feature clinical manifestations resembling primary Parkinson disease that are caused by a known or suspected condition. Examples inc… | Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100065 |
| Parkinsonian Disorders A group of disorders which feature impaired motor control characterized by bradykinesia, MUSCLE RIGIDITY; TREMOR; and postural instability. Parkinson… | Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100062 |
| Paroxysmal Hemicrania A primary headache disorder that is similar to the CLUSTER HEADACHE with unilateral head pain, but differs by its multiple short severe attacks. It i… | Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100274 |
| Pelizaeus-Merzbacher Disease A rare, slowly progressive disorder of myelin formation. Subtypes are referred to as classic, congenital, transitional, and adult forms of this disea… | Congenital Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100086 |
| Pentalogy of Cantrell Rare congenital deformity syndrome characterized by a combination of five anomalies as a result of neural tube defect. The five anomalies are a midli… | Congenital Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100407 |