Rieger anomaly and Axenfeld-Rieger syndrome: a rare anterior segment dysgenesis
نویسندگان
چکیده
Axenfeld Rieger Syndrome is anterior segment dysgenesis characterized by posterior embryotoxon and of the chamber. Developmental abnormalities angle cause increased resistance to outflow. Ocular hypertension a complication in almost 50% cases. It an autosomal dominant disease its prevalence between 50,000 100,000 newborns per year. The main associated affected genes are FOXC1 PITX2, occurring 40% can be with systemic manifestations such as dental anomalies (hypodontia microdontia), facial (maxillary hypoplasia, telecanthus hypertelorism), redundant paraumbilical skin, hypospadia, auditory cardiac alterations. Within this syndrome, we distinguish different phenotypes, being anomaly one least affectation. We present three cases stages disease, which allow us understand development management disorder.
منابع مشابه
The Axenfeld syndrome and the Rieger syndrome.
A family is reported in which both the syndrome of Axenfeld and the eye malformations of the syndrome of Rieger occur, indicating that both may be expressions of the same gene. We also review the associated anomalies already reported, emphasise their high incidence, suggest that these are not accidental associations, and propose some possible explanations for the high incidence.
متن کاملThe rare Axenfeld–Rieger syndrome with systemic anomalies
RATIONALE Axenfeld-Rieger syndrome (ARS) is a rare autosomal dominant disorder with ocular anterior segment dysgenesis and systemic anomalies. PATIENT CONCERNS A 28-year-old Chinese Han female was referred to Beijing Tongren Eye Center for progressive decrease of the visual acuity on her right eye in the past month. DIAGNOSES The patient was diagnosed as ARS with retinal detachment based on...
متن کاملCurrent molecular understanding of Axenfeld-Rieger syndrome.
Axenfeld-Rieger syndrome (ARS) is a rare autosomal dominant inherited disorder affecting the development of the eyes, teeth and abdomen. The syndrome is characterised by complete penetrance but variable expressivity. The ocular component of the ARS phenotype has acquired most clinical attention and has been dissected into a spectrum of developmental eye disorders, of which open-angle glaucoma r...
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Three cases of the association between the Axenfeld-Rieger syndrome and retinal detachment in one family are described. Serious damage to the posterior segment of the eye in the Axenfeld-Rieger syndrome has not previously been reported.
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PURPOSE To determine the possible molecular genetic defect underlying Axenfeld-Rieger anomaly (ARA) and to identify the pathogenic mutation causing this anterior segment dysgenesis in an Indian pedigree. METHODS The FOXC1 gene was amplified from genomic DNA of members of an ARA-affected family and control subjects using four novel sets of primers. The amplicons were directly sequenced, and th...
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ژورنال
عنوان ژورنال: Actualidad médica
سال: 2021
ISSN: ['0365-7965', '2605-2083']
DOI: https://doi.org/10.15568/am.2021.813.cc06