O glaucoma hereditário é um grupo clinicamente diversificado de doenças oculares raras com predisposição genética caracterizada por pressão intraocular (PIO) elevada e alterações glaucomatosas da cabeça do nervo óptico, levando a defeitos de campo, perda visual e cegueira. O glaucoma hereditário pode ser subclassificado em primário (glaucoma congênito, glaucoma juvenil) ou secundário de acordo com a presença ou ausência de anomalias oculares sistêmicas ou outras (iridogoniodisgenesia, síndrome de Stickler, síndrome de Coats). A apresentação clínica é variável e baseia-se na idade, gravidade do glaucoma, presença de anomalias oculares e desenvolvimento de anomalias secundárias relacionadas com a PIO.
Introdução
O que você precisa saber de cara
O glaucoma hereditário é um grupo clinicamente diversificado de doenças oculares raras com predisposição genética caracterizada por pressão intraocular (PIO) elevada e alterações glaucomatosas da cabeça do nervo óptico, levando a defeitos de campo, perda visual e cegueira. O glaucoma hereditário pode ser subclassificado em primário (glaucoma congênito, glaucoma juvenil) ou secundário de acordo com a presença ou ausência de anomalias oculares sistêmicas ou outras (iridogoniodisgenesia, síndrome de Stickler, síndrome de Coats). A apresentação clínica é variável e baseia-se na idade, gravidade do glaucoma, presença de anomalias oculares e desenvolvimento de anomalias secundárias relacionadas com a PIO.
Tem tratamento?
Escala de raridade
<1/50kMuito rara
1/20kRara
1/10kPouco freq.
1/5kIncomum
1/2k
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Sinais e sintomas
O que aparece no corpo e com que frequência cada sintoma acontece
Partes do corpo afetadas
+ 22 sintomas em outras categorias
Características mais comuns
Os sintomas variam de pessoa para pessoa. Abaixo estão as 53 características clínicas mais associadas, ordenadas por frequência.
Linha do tempo da pesquisa
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Genética e causas
O que está alterado no DNA e como passa nas famílias
Genes associados
9 genes identificados com associação a esta condição. Padrão de herança: Autosomal dominant, Autosomal recessive.
Probably plays a major role in determining the retinal structure as well as in the closure of the neural tube May regulate extracellular matrix-dependent motility and morphogenesis of endothelial and non-endothelial cells; the function requires homotrimerization and implicates MAPK signaling Potently inhibits endothelial cell proliferation and angiogenesis (PubMed:9459295). May inhibit angiogenesis by binding to the heparan sulfate proteoglycans involved in growth factor signaling (By similarity
Secreted, extracellular space, extracellular matrixSecreted, extracellular space, extracellular matrix, basement membraneSecreted
Knobloch syndrome 1
A developmental disorder primarily characterized by typical eye abnormalities, including high myopia, cataracts, dislocated lens, vitreoretinal degeneration, and retinal detachment, with occipital skull defects, which can range from occipital encephalocele to occult cutis aplasia.
Binds EGFR, the EGF receptor, inducing EGFR autophosphorylation and the activation of downstream signaling pathways. May play a role in cell adhesion and migration. May function as a negative regulator of chondrocyte differentiation. In the olfactory epithelium, it may regulate glial cell migration, differentiation and the ability of glial cells to support neuronal neurite outgrowth
Secreted, extracellular space, extracellular matrix
Doyne honeycomb retinal dystrophy
An autosomal dominant, progressive, ocular disorder characterized by yellow-white deposits known as drusen that accumulate beneath the retinal pigment epithelium. With age, drusen increase in size and number, and eventually cause visual symptoms, including decreased visual acuity, metamorphopsia, photophobia, and paracentral scotoma.
May play an integral structural role in elastic-fiber architectural organization and/or assembly
Secreted, extracellular space, extracellular matrix
Glaucoma 3, primary congenital, D
An autosomal recessive form of primary congenital glaucoma (PCG). PCG is characterized by marked increase of intraocular pressure at birth or early childhood, large ocular globes (buphthalmos) and corneal edema. It results from developmental defects of the trabecular meshwork and anterior chamber angle of the eye that prevent adequate drainage of aqueous humor.
DNA-binding transcriptional factor that plays a role in a broad range of cellular and developmental processes such as eye, bones, cardiovascular, kidney and skin development (PubMed:11782474, PubMed:14506133, PubMed:14578375, PubMed:15277473, PubMed:15299087, PubMed:15684392, PubMed:16449236, PubMed:16492674, PubMed:17210863, PubMed:19279310, PubMed:19793056, PubMed:25786029, PubMed:27804176, PubMed:27907090). Acts either as a transcriptional activator or repressor (PubMed:11782474). Binds to th
Nucleus
Axenfeld-Rieger syndrome 3
An autosomal dominant disorder of morphogenesis that results in abnormal development of the anterior segment of the eye, and results in blindness from glaucoma in approximately 50% of affected individuals. Features include posterior corneal embryotoxon, prominent Schwalbe line and iris adhesion to the Schwalbe line, hypertelorism, hypodontia, sensorineural deafness, redundant periumbilical skin, and cardiovascular defects such as patent ductus arteriosus and atrial septal defect. When associated with tooth anomalies, the disorder is known as Rieger syndrome.
Secreted glycoprotein regulating the activation of different signaling pathways in adjacent cells to control different processes including cell adhesion, cell-matrix adhesion, cytoskeleton organization and cell migration. Promotes substrate adhesion, spreading and formation of focal contacts. Negatively regulates cell-matrix adhesion and stress fiber assembly through Rho protein signal transduction. Modulates the organization of actin cytoskeleton by stimulating the formation of stress fibers th
SecretedGolgi apparatusCytoplasmic vesicleSecreted, extracellular spaceSecreted, extracellular space, extracellular matrixSecreted, extracellular exosomeMitochondrionMitochondrion intermembrane spaceMitochondrion inner membraneMitochondrion outer membraneRough endoplasmic reticulumCell projectionCell projection, ciliumEndoplasmic reticulum
Glaucoma 1, open angle, A
A form of primary open angle glaucoma (POAG). POAG is characterized by a specific pattern of optic nerve and visual field defects. The angle of the anterior chamber of the eye is open, and usually the intraocular pressure is increased. However, glaucoma can occur at any intraocular pressure. The disease is generally asymptomatic until the late stages, by which time significant and irreversible optic nerve damage has already taken place.
Plays an important role in the maintenance of the Golgi complex, in membrane trafficking, in exocytosis, through its interaction with myosin VI and Rab8 (PubMed:27534431). Links myosin VI to the Golgi complex and plays an important role in Golgi ribbon formation (PubMed:27534431). Plays a role in the activation of innate immune response during viral infection. Mechanistically, recruits TBK1 at the Golgi apparatus, promoting its trans-phosphorylation after RLR or TLR3 stimulation (PubMed:27538435
Cytoplasm, perinuclear regionGolgi apparatusGolgi apparatus, trans-Golgi networkCytoplasmic vesicle, autophagosomeCytoplasmic vesicleRecycling endosome
Glaucoma 1, open angle, E
A form of primary open angle glaucoma (POAG). POAG is characterized by a specific pattern of optic nerve and visual field defects. The angle of the anterior chamber of the eye is open, and usually the intraocular pressure is increased. However, glaucoma can occur at any intraocular pressure. The disease is generally asymptomatic until the late stages, by which time significant and irreversible optic nerve damage has already taken place.
Tyrosine-protein kinase that acts as a cell-surface receptor for ANGPT1, ANGPT2 and ANGPT4 and regulates angiogenesis, endothelial cell survival, proliferation, migration, adhesion and cell spreading, reorganization of the actin cytoskeleton, but also maintenance of vascular quiescence. Has anti-inflammatory effects by preventing the leakage of pro-inflammatory plasma proteins and leukocytes from blood vessels. Required for normal angiogenesis and heart development during embryogenesis. Required
Cell membraneCell junctionCell junction, focal adhesionCytoplasm, cytoskeletonSecreted
Dominantly inherited venous malformations
An error of vascular morphogenesis characterized by dilated, serpiginous channels.
A cytochrome P450 monooxygenase involved in the metabolism of various endogenous substrates, including fatty acids, steroid hormones and vitamins (PubMed:10681376, PubMed:11555828, PubMed:12865317, PubMed:15258110, PubMed:20972997). Mechanistically, uses molecular oxygen inserting one oxygen atom into a substrate, and reducing the second into a water molecule, with two electrons provided by NADPH via cytochrome P450 reductase (NADPH--hemoprotein reductase) (PubMed:10681376, PubMed:11555828, PubM
Endoplasmic reticulum membraneMicrosome membraneMitochondrion
Anterior segment dysgenesis 6
A form of anterior segment dysgenesis, a group of defects affecting anterior structures of the eye including cornea, iris, lens, trabecular meshwork, and Schlemm canal. Anterior segment dysgeneses result from abnormal migration or differentiation of the neural crest derived mesenchymal cells that give rise to components of the anterior chamber during eye development. Different anterior segment anomalies may exist alone or in combination, including iris hypoplasia, enlarged or reduced corneal diameter, corneal vascularization and opacity, posterior embryotoxon, corectopia, polycoria, abnormal iridocorneal angle, ectopia lentis, and anterior synechiae between the iris and posterior corneal surface. Clinical conditions falling within the phenotypic spectrum of anterior segment dysgeneses include aniridia, Axenfeld anomaly, Reiger anomaly/syndrome, Peters anomaly, and iridogoniodysgenesis. ASGD6 patients predominantly manifest Peters anomaly. Peters anomaly consists of corneal leukoma, defects in the posterior structures of the cornea such as absence of the posterior corneal stroma and Descemet membrane, and a variable degree of iridocorneal and/or keratolenticular adhesions. Over 50% of patients develop glaucoma in childhood.
Target-derived survival factor for peripheral sensory sympathetic neurons (PubMed:1742028). May promote ameloblast differentiation and subsequent reduction in proliferation of ameloblasts (By similarity)
Secreted
Glaucoma 1, open angle, O
A form of primary open angle glaucoma (POAG). POAG is characterized by a specific pattern of optic nerve and visual field defects. The angle of the anterior chamber of the eye is open, and usually the intraocular pressure is increased. However, glaucoma can occur at any intraocular pressure. The disease is generally asymptomatic until the late stages, by which time significant and irreversible optic nerve damage has already taken place.
Medicamentos e terapias
Mecanismo: Prostanoid FP receptor agonist
Mecanismo: Beta-2 adrenergic receptor antagonist
Variantes genéticas (ClinVar)
579 variantes patogênicas registradas no ClinVar.
Vias biológicas (Reactome)
36 vias biológicas associadas aos genes desta condição.
Diagnóstico
Os sinais que médicos procuram e os exames que confirmam
Tratamento e manejo
Remédios, cuidados de apoio e o que precisa acompanhar
Onde tratar no SUS
Hospitais de referência no Brasil e o protocolo oficial do SUS (PCDT)
🇧🇷 Atendimento SUS — Glaucoma de origem genética de início pediátrico
Selecione um estado ou use sua localização para ver resultados.
Dados de DATASUS/CNES, SBGM, ABNeuro e Ministério da Saúde. Sempre confirme a disponibilidade diretamente com o estabelecimento.
Pesquisa ativa
Ensaios clínicos abertos e novidades científicas recentes
Ensaios em destaque
🟢 Recrutando agora
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Outros ensaios clínicos
0 ensaios clínicos encontrados.
Publicações mais relevantes
Publicações recentes
Japan to Global Eye Genetics Consortium: Extending Research Collaboration for Inherited Eye Diseases.
Tryptophan Pathway Abnormalities in a Murine Model of Hereditary Glaucoma.
Antibodies Used to Detect Glaucoma-Associated Myocilin: More or Less Than Meets the Eye?
The increased expression of GABA receptors within the arcuate nucleus is associated with high intraocular pressure.
Anterograde Transport in Axons of the Retinal Ganglion Cells and its Relationship to the Intraocular Pressure during Aging in Mice with Hereditary Pigmentary Glaucoma.
Associações
Organizações que acompanham esta doença — pra ter apoio e orientação
Ainda não temos associações cadastradas para Glaucoma de origem genética de início pediátrico.
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Comunidades
Grupos ativos de quem convive com esta doença aqui no Raras
Ainda não existe comunidade no Raras para Glaucoma de origem genética de início pediátrico
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Referências e fontes
Bases de dados externas citadas neste artigo
Publicações científicas
Artigos indexados no PubMed ligados a esta doença no grafo RarasNet — título, periódico e PMID direto da fonte, sem intermediação de IA.
- Japan to Global Eye Genetics Consortium: Extending Research Collaboration for Inherited Eye Diseases.
- Tryptophan Pathway Abnormalities in a Murine Model of Hereditary Glaucoma.
- Antibodies Used to Detect Glaucoma-Associated Myocilin: More or Less Than Meets the Eye?
- The increased expression of GABA receptors within the arcuate nucleus is associated with high intraocular pressure.
- Anterograde Transport in Axons of the Retinal Ganglion Cells and its Relationship to the Intraocular Pressure during Aging in Mice with Hereditary Pigmentary Glaucoma.
Bases de dados e fontes oficiais
Identificadores e referências canônicas usadas para montar este verbete.
- ORPHA:359(Orphanet)
- MONDO:0018174(MONDO)
- GARD:2486(GARD (NIH))
- Variantes catalogadas(ClinVar)
- Busca completa no PubMed(PubMed)
- Q55787777(Wikidata)
Dados compilados pelo RarasNet a partir de fontes abertas (Orphanet, OMIM, MONDO, PubMed/EuropePMC, ClinicalTrials.gov, DATASUS, PCDT/MS). Este conteúdo é informativo e não substitui avaliação médica.
Conteúdo mantido por Agente Raras · Médicos e pesquisadores podem colaborar
