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Browse canonical concepts by label, domain, node type, prefix and encoded class.

164 results

Current membership scope: Domain and all descendants

ConceptNode typeBase domainMatched membershipIdentifier
Polypoidal Choroidal Vasculopathy
A CHOROID neovascularization characterized by serosanguineous retinal pigment epithelial detachment and leakage of serous exudate sometimes associate…
Vascular DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110142
Posterior Capsular Rupture, Ocular
A breach in the continuity of the posterior chamber of the eyeball.
DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110061
Presbyopia
The normal decreasing elasticity of the crystalline lens that leads to loss of accommodation.
DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110108
Pterygium
An abnormal triangular fold of membrane in the interpalpebral fissure, extending from the conjunctiva to the cornea, being immovably united to the co…
DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110010
Refractive Errors
Deviations from the average or standard indices of refraction of the eye through its dioptric or refractive apparatus.
DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110101
Retinal Arterial Macroaneurysm
An acquired dilation of the retinal artery often associated with systemic HYPERTENSION.
Vascular DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110115
Retinal Artery Occlusion
Sudden ISCHEMIA in the RETINA due to blocked blood flow through the CENTRAL RETINAL ARTERY or its branches leading to sudden complete or partial loss…
DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110116
Retinal Degeneration
The label is process-shaped, but the organ-specific concept may also function as a disorder; manual semantic review is required.
Pathological processPathologyOphthalmology [curated_secondary]AMW:PROC:135079
Retinal Detachment
Separation of the inner layers of the retina (neural retina) from the pigment epithelium. Retinal detachment occurs more commonly in men than in wome…
DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110125
Retinal Diseases
Diseases involving the RETINA.
DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110109
Retinal Drusen
Colloid or hyaline bodies lying beneath the retinal pigment epithelium. They may occur either secondary to changes in the choroid that affect the pig…
DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110122
Retinal Dysplasia
Congenital, often bilateral, retinal abnormality characterized by the arrangement of outer nuclear retinal cells in a palisading or radiating pattern…
Pathologic ConditionPathologyOphthalmology [curated_secondary]AMW:DIS:110039
Retinal Dystrophies
A group of disorders involving predominantly the posterior portion of the ocular fundus, due to degeneration in the sensory layer of the RETINA; RETI…
DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110123
Retinal Hemorrhage
Bleeding from the vessels of the retina.
Vascular DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110058
Retinal Necrosis Syndrome, Acute
The label is process-shaped, but the organ-specific concept may also function as a disorder; manual semantic review is required.
Pathological processPathologyOphthalmology [curated_secondary]AMW:PROC:135082
Retinal Neovascularization
Formation of new blood vessels originating from the retinal veins and extending along the inner (vitreal) surface of the retina.
Vascular DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110126
Retinal Perforations
Perforations through the whole thickness of the retina including the macula as the result of inflammation, trauma, degeneration, etc. The concept inc…
Pathologic ConditionPathologyOphthalmology [curated_secondary]AMW:DIS:110127
Retinal Telangiectasis
A group of rare, idiopathic, congenital retinal vascular anomalies affecting the retinal capillaries. It is characterized by dilation and tortuosity …
DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110128
Retinal Vasculitis
Inflammation of the retinal vasculature with various causes including infectious disease; LUPUS ERYTHEMATOSUS, SYSTEMIC; MULTIPLE SCLEROSIS; BEHCET S…
Vascular DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110129
Retinal Vein Occlusion
Blockage of the RETINAL VEIN. Those at high risk for this condition include patients with HYPERTENSION; DIABETES MELLITUS; ATHEROSCLEROSIS; and other…
DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110130
Retinitis
Inflammation of the RETINA. It is rarely limited to the retina, but is commonly associated with diseases of the choroid (CHORIORETINITIS) and of the …
Inflammatory DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110131
Retinitis Pigmentosa
Hereditary, progressive degeneration of the retina due to death of ROD PHOTORECEPTORS initially and subsequent death of CONE PHOTORECEPTORS. It is ch…
Inflammatory DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110053
Retinopathy of Prematurity
A bilateral retinopathy occurring in premature infants treated with excessively high concentrations of oxygen, characterized by vascular dilatation, …
Congenital DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110135
Retinoschisis
A vitreoretinal dystrophy characterized by splitting of the neuroretinal layers. It occurs in two forms: degenerative retinoschisis and X chromosome-…
DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110124
Retrobulbar Hemorrhage
Hemorrhage within the orbital cavity, posterior to the eyeball.
Vascular DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110099
Scleral Diseases
General disorders of the sclera or white of the eye. They may include anatomic, embryologic, degenerative, or pigmentation defects.
DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110137
Scleritis
Refers to any inflammation of the sclera including episcleritis, a benign condition affecting only the episclera, which is generally short-lived and …
Inflammatory DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110138
Sjogren's Syndrome
Chronic inflammatory and autoimmune disease in which the salivary and lacrimal glands undergo progressive destruction by lymphocytes and plasma cells…
SyndromePathologyOphthalmology [curated_secondary]AMW:DIS:050198
Stargardt Disease
A juvenile-onset macular dystrophy characterized by progressive loss of VISUAL ACUITY with normal acuity in peripheral VISUAL FIELDS. Other associate…
Congenital DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110054
Trichiasis
A disease of the eye in which the eyelashes abnormally turn inwards toward the eyeball producing constant irritation caused by motion of the lids.
DisorderPathologyOphthalmology [curated_secondary]AMW:DIS:110073