Whole Exome Sequencing Gene Package Vision Disorders, Version 6.1, 31-1-2020
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Ophthalmology
Ophthalmology Information for health professionals MEDICAL GENETIC TESTING FOR OPHTHALMOLOGY Recent technologies, in particularly Next Generation Sequencing (NGS), allows fast, accurate and valuable diagnostic tests. For Ophthalmology, CGC Genetics has an extensive list of medical genetic tests with clinical integration of results by our Medical Geneticists. 1. EXOME SEQUENCING: Exome Sequencing is a very efficient strategy to study most exons of a patient’s genome, unraveling mutations associated with specific disorders or phenotypes. With this diagnostic strategy, patients can be studied with a significantly reduced turnaround time and cost. CGC Genetics has available 2 options for Exome Sequencing: • Whole Exome Sequencing (WES), which analyzes the entire exome (about 20 000 genes); • Disease Exome by CGC Genetics, which analyzes about 6 000 clinically-relevant genes. Any of these can be performed in the index case or in a Trio. 2. NGS PANELS For NGS panels, several genes associated with the same phenotype are simultaneously sequenced. These panels provide increased diagnostic capability with a significantly reduced turnaround time and cost. CGC Genetics has several NGS panels for Ophthalmology that are constantly updated (www.cgcgenetics.com). Any gene studied in exome or NGS panel can also be individually sequenced and analyzed for deletion/duplication events. 3. EXPERTISE IN MEDICAL GENETICS CGC Genetics has Medical Geneticists specialized in genetic counseling for ophthalmological diseases who may advice in choosing the most appropriate -
Orphanet Report Series Rare Diseases Collection
Marche des Maladies Rares – Alliance Maladies Rares Orphanet Report Series Rare Diseases collection DecemberOctober 2013 2009 List of rare diseases and synonyms Listed in alphabetical order www.orpha.net 20102206 Rare diseases listed in alphabetical order ORPHA ORPHA ORPHA Disease name Disease name Disease name Number Number Number 289157 1-alpha-hydroxylase deficiency 309127 3-hydroxyacyl-CoA dehydrogenase 228384 5q14.3 microdeletion syndrome deficiency 293948 1p21.3 microdeletion syndrome 314655 5q31.3 microdeletion syndrome 939 3-hydroxyisobutyric aciduria 1606 1p36 deletion syndrome 228415 5q35 microduplication syndrome 2616 3M syndrome 250989 1q21.1 microdeletion syndrome 96125 6p subtelomeric deletion syndrome 2616 3-M syndrome 250994 1q21.1 microduplication syndrome 251046 6p22 microdeletion syndrome 293843 3MC syndrome 250999 1q41q42 microdeletion syndrome 96125 6p25 microdeletion syndrome 6 3-methylcrotonylglycinuria 250999 1q41-q42 microdeletion syndrome 99135 6-phosphogluconate dehydrogenase 67046 3-methylglutaconic aciduria type 1 deficiency 238769 1q44 microdeletion syndrome 111 3-methylglutaconic aciduria type 2 13 6-pyruvoyl-tetrahydropterin synthase 976 2,8 dihydroxyadenine urolithiasis deficiency 67047 3-methylglutaconic aciduria type 3 869 2A syndrome 75857 6q terminal deletion 67048 3-methylglutaconic aciduria type 4 79154 2-aminoadipic 2-oxoadipic aciduria 171829 6q16 deletion syndrome 66634 3-methylglutaconic aciduria type 5 19 2-hydroxyglutaric acidemia 251056 6q25 microdeletion syndrome 352328 3-methylglutaconic -
Basement Membranes in Diseases Affecting the Eye, Kidney
Van Agtmael, T. and Bruckner-Tuderman, L. (2010) Basement membranes and human disease. Cell and Tissue Research, 339 (1). pp. 167-188. ISSN 0302-766X http://eprints.gla.ac.uk/35275/ Deposited on: 30 August 2010 Enlighten – Research publications by members of the University of Glasgow http://eprints.gla.ac.uk Basement membranes and human disease Tom van Agtmael§ and Leena Bruckner-Tuderman* § Faculty of Biomedical and Life Sciences, University of Glasgow, Glasgow, U.K. and * Dept. of Dermatology, University Medical Center Freiburg and Freiburg Institute for Advanced Studies, Freiburg, Germany Corresponding authors: Tom Van Agtmael Faculty of Biomedical and Life Sciences, Davidson Building, University of Glasgow, University Avenue, Glasgow UK, [email protected],. Leena Bruckner-Tuderman Department of Dermatology, University Medical Center Freiburg, Hauptstr. 7, 79104 Freiburg, Germany. E-mail: [email protected] Keywords: basement membrane, laminin, collagen, laminin, nidogen Abbreviations BM: basement membrane, NMJ neuromuscular junction, DEJ dermo epidermal junction, SJS Schwartz Jampel syndrome, DDSH Dyssegmental dysplasia silverman handmaker type, EB epidermolysis bullosa, GBM glomerular basement membrane 1 Abstract In 1990 the role of basement membranes in human disease was established by the identification of COL4A5 mutations in Alport’s syndrome. Since then the number of diseases caused by mutations in basement membrane components has steadily increased as has our understanding of the roles of basement membranes in organ development and function. However, many questions remain as to the molecular and cellular consequences of these mutations and how they lead to the observed disease phenotypes. Despite this, exciting progress has recently been made with potential treatment options for some of these so far incurable diseases. -
Eleventh Edition
SUPPLEMENT TO April 15, 2009 A JOBSON PUBLICATION www.revoptom.com Eleventh Edition Joseph W. Sowka, O.D., FAAO, Dipl. Andrew S. Gurwood, O.D., FAAO, Dipl. Alan G. Kabat, O.D., FAAO Supported by an unrestricted grant from Alcon, Inc. 001_ro0409_handbook 4/2/09 9:42 AM Page 4 TABLE OF CONTENTS Eyelids & Adnexa Conjunctiva & Sclera Cornea Uvea & Glaucoma Viitreous & Retiina Neuro-Ophthalmic Disease Oculosystemic Disease EYELIDS & ADNEXA VITREOUS & RETINA Blow-Out Fracture................................................ 6 Asteroid Hyalosis ................................................33 Acquired Ptosis ................................................... 7 Retinal Arterial Macroaneurysm............................34 Acquired Entropion ............................................. 9 Retinal Emboli.....................................................36 Verruca & Papilloma............................................11 Hypertensive Retinopathy.....................................37 Idiopathic Juxtafoveal Retinal Telangiectasia...........39 CONJUNCTIVA & SCLERA Ocular Ischemic Syndrome...................................40 Scleral Melt ........................................................13 Retinal Artery Occlusion ......................................42 Giant Papillary Conjunctivitis................................14 Conjunctival Lymphoma .......................................15 NEURO-OPHTHALMIC DISEASE Blue Sclera .........................................................17 Dorsal Midbrain Syndrome ..................................45 -
Inherited Connective Tissue Disorders of Collagens: Lessons from Targeted Mutagenesis
13 Inherited Connective Tissue Disorders of Collagens: Lessons from Targeted Mutagenesis Christelle Bonod-Bidaud and Florence Ruggiero Institut de Génomique Fonctionnelle de Lyon, ENS de Lyon, UMR CNRS 5242, University Lyon 1, France 1. Introduction The extracellular matrix (ECM) is the cell structural environment in tissues and organs. The ECM is a dynamic structure that it is constantly remodelled. It contributes to tissue integrity and mechanical properties. It is also essential for maintaining tissue homeostasis, morphogenesis and differentiation, which it does, through specific interactions with cells. The ECM is composed of a mixture of water and macromolecules classified into four main categories: collagens, proteoglycans, elastic proteins, and non-collagenous glycoproteins (also called adhesive glycoproteins). The nature, concentration and ratio of the different ECM components are all important factors in the regulation of the assembly of complex tissue-specific networks tuned to meet mechanical and biological requirements of tissues. Collagens form a superfamily of 28 trimeric proteins, distinguishable from the other ECM components by their particular abundance in tissues (collagens represent up to 80-90% of total proteins in skin, tendon and bones) and their capacity to self-assemble into supramolecular organized structures (the best known being the banded fibers). The collagen superfamily is highly complex and shows a remarkable diversity in structure, tissue distribution and function (Ricard-Blum and Ruggiero, 2005). The importance -
Genetic Disorder
Genetic disorder Single gene disorder Prevalence of some single gene disorders[citation needed] A single gene disorder is the result of a single mutated gene. Disorder Prevalence (approximate) There are estimated to be over 4000 human diseases caused Autosomal dominant by single gene defects. Single gene disorders can be passed Familial hypercholesterolemia 1 in 500 on to subsequent generations in several ways. Genomic Polycystic kidney disease 1 in 1250 imprinting and uniparental disomy, however, may affect Hereditary spherocytosis 1 in 5,000 inheritance patterns. The divisions between recessive [2] Marfan syndrome 1 in 4,000 and dominant types are not "hard and fast" although the [3] Huntington disease 1 in 15,000 divisions between autosomal and X-linked types are (since Autosomal recessive the latter types are distinguished purely based on 1 in 625 the chromosomal location of Sickle cell anemia the gene). For example, (African Americans) achondroplasia is typically 1 in 2,000 considered a dominant Cystic fibrosis disorder, but children with two (Caucasians) genes for achondroplasia have a severe skeletal disorder that 1 in 3,000 Tay-Sachs disease achondroplasics could be (American Jews) viewed as carriers of. Sickle- cell anemia is also considered a Phenylketonuria 1 in 12,000 recessive condition, but heterozygous carriers have Mucopolysaccharidoses 1 in 25,000 increased immunity to malaria in early childhood, which could Glycogen storage diseases 1 in 50,000 be described as a related [citation needed] dominant condition. Galactosemia -
The Management of Congenital Malpositions of Eyelids, Eyes and Orbits
Eye (\988) 2, 207-219 The Management of Congenital Malpositions of Eyelids, Eyes and Orbits S. MORAX AND T. HURBLl Paris Summary Congenital malformations of the eye and its adnexa which are multiple and varied can affect the whole eyeball or any part of it, as well as the orbit, eyelids, lacrimal ducts, extra-ocular muscles and conjunctiva. A classification of these malformations is presented together with the general principles of treatment, age of operating and surgical tactics. The authors give some examples of the anatomo-clinical forms, eyelid malpositions such as entropion, ectropion, ptosis, levator eyelid retraction, medial canthus malposition, congenital eyelid colobomas, and congenital orbital abnormalities (Craniofacial stenosis, orbi tal plagiocephalies, hypertelorism, anophthalmos, microphthalmos and cryptophthalmos) . Congenital malformations of the eye and its as echography, CT-scan and NMR, enzymatic adnexa are multiple and varied. They can work-up or genetic studies (Table I). affect the whole eyeball or any part of it, as Surgical treatment when feasible will well as the orbit, eyelids, lacrimal ducts extra encounter numerous problems; age will play a ocular muscles and conjunctiva. role, choice of a surgical protocol directly From the anatomical point of view, the fol related to the existing complaints, and coop lowing can be considered. eration between several surgical teams Position abnormalities (malpositions) of (ophthalmologic, plastic, cranio-maxillo-fac one or more elements and formation abnor ial and neurosurgical), the ideal being to treat malities (malformations) of the same organs. Some of these abnormalities are limited to Table I The manag ement of cong enital rna/positions one organ and can be subjected to a relatively of eyelid s, eyes and orbits simple and well recognised surgical treat Ocular Findings: ment. -
Blueprint Genetics Vitreoretinopathy Panel
Vitreoretinopathy Panel Test code: OP0701 Is a 24 gene panel that includes assessment of non-coding variants. Is ideal for patients with a clinical suspicion / diagnosis of vitreoretinopathy. The genes on this panel are included in the Retinal Dystropy Panel. About Vitreoretinopathy Vitreoretinal diseases are characterised by the degeneration of the vitreous and retina of the eye. Several types of vitreoretinopathies exist giving rise to a spectrum of phenotypic presentations such as retinal detachment, optically empty vitreous, fibrillary condensation, cataract, and neovascularization. The condition includes familial exudative vitreoretinopathy, snowflake vitreoretinal degeneration, Norrie disease, Wagner syndrome, Stickler syndrome and Knobloch syndrome. The vitreoretinopathies may be inherited in an autosomal dominant, autosomal recessive, or X-linked manner. For instance, autosomal dominant familial exudative vitreoretinopathy (FEVR) is caused by mutations in FZD4; LRP5 has been associated with both autosomal dominant and recessive cases and NDP with X-linked FEVR. The clinical presentation and the disease course can be highly variable. The prevalence of FEVR is unknown, but it is a rare disorder. Availability 4 weeks Gene Set Description Genes in the Vitreoretinopathy Panel and their clinical significance Gene Associated phenotypes Inheritance ClinVar HGMD ATOH7 Persistent hyperplastic primary vitreous, autosomal recessive AR 4 9 BEST1 Vitreoretinochoroidopathy, Microcornea, Rod-cone dystrophy, Posterior AD/AR 62 318 staphyloma, Bestrophinopathy, -
Ocular Colobomaâ
Eye (2021) 35:2086–2109 https://doi.org/10.1038/s41433-021-01501-5 REVIEW ARTICLE Ocular coloboma—a comprehensive review for the clinician 1,2,3 4 5 5 6 1,2,3,7 Gopal Lingam ● Alok C. Sen ● Vijaya Lingam ● Muna Bhende ● Tapas Ranjan Padhi ● Su Xinyi Received: 7 November 2020 / Revised: 9 February 2021 / Accepted: 1 March 2021 / Published online: 21 March 2021 © The Author(s) 2021. This article is published with open access Abstract Typical ocular coloboma is caused by defective closure of the embryonal fissure. The occurrence of coloboma can be sporadic, hereditary (known or unknown gene defects) or associated with chromosomal abnormalities. Ocular colobomata are more often associated with systemic abnormalities when caused by chromosomal abnormalities. The ocular manifestations vary widely. At one extreme, the eye is hardly recognisable and non-functional—having been compressed by an orbital cyst, while at the other, one finds minimalistic involvement that hardly affects the structure and function of the eye. In the fundus, the variability involves the size of the coloboma (anteroposterior and transverse extent) and the involvement of the optic disc and fovea. The visual acuity is affected when coloboma involves disc and fovea, or is complicated by occurrence of retinal detachment, choroidal neovascular membrane, cataract, amblyopia due to uncorrected refractive errors, etc. While the basic birth anomaly cannot be corrected, most of the complications listed above are correctable to a great 1234567890();,: 1234567890();,: extent. Current day surgical management of coloboma-related retinal detachments has evolved to yield consistently good results. Cataract surgery in these eyes can pose a challenge due to a combination of microphthalmos and relatively hard lenses, resulting in increased risk of intra-operative complications. -
Blueprint Genetics Comprehensive Skeletal Dysplasias and Disorders
Comprehensive Skeletal Dysplasias and Disorders Panel Test code: MA3301 Is a 251 gene panel that includes assessment of non-coding variants. Is ideal for patients with a clinical suspicion of disorders involving the skeletal system. About Comprehensive Skeletal Dysplasias and Disorders This panel covers a broad spectrum of skeletal disorders including common and rare skeletal dysplasias (eg. achondroplasia, COL2A1 related dysplasias, diastrophic dysplasia, various types of spondylo-metaphyseal dysplasias), various ciliopathies with skeletal involvement (eg. short rib-polydactylies, asphyxiating thoracic dysplasia dysplasias and Ellis-van Creveld syndrome), various subtypes of osteogenesis imperfecta, campomelic dysplasia, slender bone dysplasias, dysplasias with multiple joint dislocations, chondrodysplasia punctata group of disorders, neonatal osteosclerotic dysplasias, osteopetrosis and related disorders, abnormal mineralization group of disorders (eg hypopohosphatasia), osteolysis group of disorders, disorders with disorganized development of skeletal components, overgrowth syndromes with skeletal involvement, craniosynostosis syndromes, dysostoses with predominant craniofacial involvement, dysostoses with predominant vertebral involvement, patellar dysostoses, brachydactylies, some disorders with limb hypoplasia-reduction defects, ectrodactyly with and without other manifestations, polydactyly-syndactyly-triphalangism group of disorders, and disorders with defects in joint formation and synostoses. Availability 4 weeks Gene Set Description -
Novel and Recurrent COL11A1 and COL2A1 Mutations in the Marshall–Stickler Syndrome Spectrum
OPEN Citation: Human Genome Variation (2017) 4, 17040; doi:10.1038/hgv.2017.40 Official journal of the Japan Society of Human Genetics www.nature.com/hgv DATA REPORT Novel and recurrent COL11A1 and COL2A1 mutations in the Marshall–Stickler syndrome spectrum Long Guo1,8, Nursel H Elcioglu2,3,8, Zheng Wang1,4, Yasemin K Demirkol2, Pinar Isguven5, Naomichi Matsumoto6, Gen Nishimura1,7, Noriko Miyake6 and Shiro Ikegawa1 Marshall–Stickler syndrome represents a spectrum of inherited connective tissue disorders affecting the ocular, auditory, and skeletal systems. The syndrome is caused by mutations in the COL2A1, COL11A1, COL11A2, COL9A1, and COL9A2 genes. In this study, we examined four Turkish families with Marshall–Stickler syndrome using whole-exome sequencing and identified one COL2A1 mutation and three COL11A1 mutations. Two of the COL11A1 mutations were novel. Our findings expand our knowledge of the COL11A1 mutational spectrum that causes Marshall–Stickler syndrome. Human Genome Variation (2017) 4, 17040; doi:10.1038/hgv.2017.40; published online 5 October 2017 Marshall and Stickler syndromes are phenotypically overlapping child of a non-consanguineous couple who had two connective tissue disorders characterized by ocular, auditory, children (Supplementary Figure S1). After birth, he presented skeletal, and orofacial abnormalities.1,2 Most patients develop eye with severe hypotonia and contractures of the hands. manifestations, including myopia, vitreoretinal degeneration, Physical examination at 1.5 years of age revealed that his weight retinal detachment, and cataracts. Additional features include was 12.6 kg (50–75th percentile), height 84 cm (75–90th cleft palate, micrognathia, flat midface, hearing loss, and skeletal percentile), and occipital frontal circumference (OFC) 48.2 cm abnormalities.3 (50th percentile). -
WO2019226953A1.Pdf
) ( 2 (51) International Patent Classification: Street, Brookline, MA 02446 (US). WILSON, Christo¬ C12N 9/22 (2006.01) pher, Gerard; 696 Main Street, Apartment 311, Waltham, MA 0245 1(US). DOMAN, Jordan, Leigh; 25 Avon Street, (21) International Application Number: Somverville, MA 02143 (US). PCT/US20 19/033 848 (74) Agent: HEBERT, Alan, M. et al. ;Wolf, Greenfield, Sacks, (22) International Filing Date: P.C., 600 Atlanitc Avenue, Boston, MA 02210-2206 (US). 23 May 2019 (23.05.2019) (81) Designated States (unless otherwise indicated, for every (25) Filing Language: English kind of national protection av ailable) . AE, AG, AL, AM, (26) Publication Language: English AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, (30) Priority Data: DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, 62/675,726 23 May 2018 (23.05.2018) US HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, 62/677,658 29 May 2018 (29.05.2018) US KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, (71) Applicants: THE BROAD INSTITUTE, INC. [US/US]; MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, 415 Main Street, Cambridge, MA 02142 (US). PRESI¬ OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, DENT AND FELLOWS OF HARVARD COLLEGE SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, [US/US]; 17 Quincy Street, Cambridge, MA 02138 (US).