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Browse canonical concepts by label, domain, node type, prefix and encoded class.
Current membership scope: Secondary membership only
| Concept | Node type | Base domain | Matched membership | Identifier |
|---|---|---|---|---|
| Homocystinuria Autosomal recessive inborn error of methionine metabolism usually caused by a deficiency of CYSTATHIONINE BETA-SYNTHASE and associated with elevation… | Congenital Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100087 |
| Horner Syndrome A syndrome associated with defective sympathetic innervation to one side of the face, including the eye. Clinical features include MIOSIS; mild BLEPH… | Syndrome | Pathology | Nervous System [curated_secondary] | AMW:DIS:100032 |
| Huntington Disease A familial disorder inherited as an autosomal dominant trait and characterized by the onset of progressive CHOREA and DEMENTIA in the fourth or fifth… | Congenital Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100058 |
| Hydranencephaly A congenital condition where the greater portions of the cerebral hemispheres and CORPUS STRIATUM are replaced by CSF and glial tissue. The meninges … | Congenital Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100387 |
| Hydrocephalus Excessive accumulation of cerebrospinal fluid within the cranium which may be associated with dilation of cerebral ventricles, INTRACRANIAL HYPERTENS… | Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100279 |
| Hydrocephalus, Normal Pressure A form of compensated hydrocephalus characterized clinically by a slowly progressive gait disorder (see GAIT DISORDERS, NEUROLOGIC), progressive inte… | Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100280 |
| Hyperalgesia An increased sensation of pain or discomfort produced by minimally noxious stimuli due to damage to soft tissue containing NOCICEPTORS or injury to a… | Pathologic Condition | Pathology | Nervous System [curated_secondary] | AMW:DIS:100558 |
| Hyperargininemia A rare autosomal recessive disorder of the urea cycle. It is caused by a deficiency of the hepatic enzyme ARGINASE. Arginine is elevated in the blood… | Congenital Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100128 |
| Hyperekplexia A neurological disorder characterized by an excessive startle reaction with ABNORMAL REFLEX; MYOCLONIC JERKS; and MUSCLE HYPERTONIA. | Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100304 |
| Hyperesthesia Increased sensitivity to cutaneous stimulation due to a diminished threshold or an increased response to stimuli. | Pathologic Condition | Pathology | Nervous System [curated_secondary] | AMW:DIS:100559 |
| Hyperglycinemia, Nonketotic An autosomal recessive metabolic disorder caused by deficiencies in the mitochondrial GLYCINE cleavage system. | Congenital Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100088 |
| Hyperkinesis Excessive movement of muscles of the body as a whole, which may be associated with organic or psychological disorders. | Pathologic Condition | Pathology | Nervous System [curated_secondary] | AMW:DIS:100440 |
| Hyperlysinemias A group of inherited metabolic disorders which have in common elevations of serum LYSINE levels. Enzyme deficiencies of alpha-aminoadipic semialdehyd… | Congenital Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100089 |
| Hyperpituitarism Disease of the glandular, anterior portion of the pituitary (PITUITARY GLAND, ANTERIOR) resulting in hypersecretion of ADENOHYPOPHYSEAL HORMONES such… | Metabolic Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100286 |
| Hyperprolactinemia Increased levels of PROLACTIN in the BLOOD, which may be associated with AMENORRHEA and GALACTORRHEA. Relatively common etiologies include PROLACTINO… | Metabolic Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100287 |
| Hypertensive Encephalopathy Brain dysfunction or damage resulting from sustained MALIGNANT HYPERTENSION. When BLOOD PRESSURE exceeds the limits of cerebral autoregulation, cereb… | Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100295 |
| Hypesthesia Absent or reduced sensitivity to cutaneous stimulation. | Pathologic Condition | Pathology | Nervous System [curated_secondary] | AMW:DIS:100560 |
| Hypoglossal Nerve Diseases Diseases of the twelfth cranial (hypoglossal) nerve or nuclei. The nuclei and fascicles of the nerve are located in the medulla, and the nerve exits … | Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100350 |
| Hypoglossal Nerve Injuries Traumatic injuries to the HYPOGLOSSAL NERVE. | Traumatic Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100342 |
| Hypokinesia Slow or diminished movement of body musculature. It may be associated with BASAL GANGLIA DISEASES; MENTAL DISORDERS; prolonged inactivity due to illn… | Pathologic Condition | Pathology | Nervous System [curated_secondary] | AMW:DIS:100441 |
| Hypophysitis Inflammation of the PITUITARY GLAND. | Inflammatory Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100289 |
| Hypopituitarism Diminution or cessation of secretion of one or more hormones from the anterior pituitary gland (including LH; FOLLICLE STIMULATING HORMONE; SOMATOTRO… | Metabolic Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100291 |
| Hypotension, Orthostatic A significant drop in BLOOD PRESSURE after assuming a standing position. Orthostatic hypotension is a finding, and defined as a 20-mm Hg decrease in … | Vascular Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100040 |
| Hypothalamic Diseases Neoplastic, inflammatory, infectious, and other diseases of the hypothalamus. Clinical manifestations include appetite disorders; AUTONOMIC NERVOUS S… | Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100281 |
| Hypoxia-Ischemia, Brain The label is process-shaped, but the organ-specific concept may also function as a disorder; manual semantic review is required. | Pathological process | Pathology | Nervous System [curated_secondary] | AMW:PROC:125030 |
| Hypoxia, Brain A reduction in brain oxygen supply due to ANOXEMIA (a reduced amount of oxygen being carried in the blood by HEMOGLOBIN), or to a restriction of the … | Pathologic Condition | Pathology | Nervous System [curated_secondary] | AMW:DIS:100293 |
| Idiopathic Hypersomnia A sleep disorder of central nervous system origin characterized by prolonged nocturnal sleep and periods of daytime drowsiness. Affected individuals … | Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100635 |
| Illusions The misinterpretation of a real external, sensory experience. | Pathologic Condition | Pathology | Nervous System [curated_secondary] | AMW:DIS:100513 |
| Inappropriate ADH Syndrome A condition of HYPONATREMIA and renal salt loss attributed to overexpansion of BODY FLUIDS resulting from sustained release of ANTIDIURETIC HORMONES … | Syndrome | Pathology | Nervous System [curated_secondary] | AMW:DIS:100292 |
| Infarction, Anterior Cerebral Artery NECROSIS occurring in the ANTERIOR CEREBRAL ARTERY system, including branches such as Heubner's artery. These arteries supply blood to the medial and… | Vascular Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100170 |