Duchenne muscular dystrophy: negative electroretinograms and normal dark adaptation. Reappraisal of assignment of X linked incomplete congenital stationary night blindness.

abstract：:A case of a supernumerary metacentric small chromosome, diagnosed at birth, is described. The cytogenetic findings support its identification as i(18p). The clinical development from birth to 12 months is reported, with particular attention given to the psychomotor retardation and to the immunological aspect. ...

journal_title：Journal of medical genetics

authors： Rocchi M,Stormi M,Archidiacono N,Filippi G

更新日期：1979-02-01 00:00:00

abstract：BACKGROUND:In total, 43 patients having short stature syndrome in 37 Yakut families with autosomal recessive prenatal and postnatal nonprogressive growth failure and facial dysmorphism but with normal intelligence have been identified. METHODS:Because Yakuts are considered as a population isolate and the disease is ra...

journal_title：Journal of medical genetics

authors： Maksimova N,Hara K,Miyashia A,Nikolaeva I,Shiga A,Nogovicina A,Sukhomyasova A,Argunov V,Shvedova A,Ikeuchi T,Nishizawa M,Kuwano R,Onodera O

更新日期：2007-12-01 00:00:00

abstract：:New techniques of DNA analysis have been applied to the prenatal diagnosis of the common haemoglobin disorders. Currently, it is possible to provide a comprehensive programme for the prevention of these conditions, although this entails the use of several different techniques including globin chain synthesis analysis,...

journal_title：Journal of medical genetics

authors： Weatherall DJ,Old JM,Thein SL,Wainscoat JS,Clegg JB

更新日期：1985-12-01 00:00:00

abstract：:We have evaluated a patient with Jacobsen syndrome. The patient presented with growth retardation, hypotonia, trigonocephaly, telecanthus, downward slanting palpebral fissures, bilateral inferior colobomas (of the iris, choroid, and retina), hydrocephalus, central nervous system (CNS) abnormalities, and an endocardial...

journal_title：Journal of medical genetics

authors： Pivnick EK,Velagaleti GV,Wilroy RS,Smith ME,Rose SR,Tipton RE,Tharapel AT

更新日期：1996-09-01 00:00:00

abstract：BACKGROUND:Lysosomal protein profiling is being developed as a high throughput method to screen populations for lysosomal storage disorders (LSD). DESIGN:1415 blood spots from patients referred to a metabolic clinic for LSD were screened using a single multiplex assay for 14 proteins in a dried blood spot. RESULTS:Al...

journal_title：Journal of medical genetics

authors： Fuller M,Tucker JN,Lang DL,Dean CJ,Fietz MJ,Meikle PJ,Hopwood JJ

更新日期：2011-06-01 00:00:00

abstract：:Type 1 Gaucher disease families were studied in an attempt to establish a phenotype/genotype correlation in affected persons and also to identify carriers accurately. In the Portuguese type 1 Gaucher patients, screening for mutations N370S, L444P, R463C, and 1066 + 1 G-->A allowed the identification of 85% of the alle...

journal_title：Journal of medical genetics

authors： Amaral O,Fortuna AM,Lacerda L,Pinto R,Sa Miranda MC

更新日期：1994-05-01 00:00:00

abstract：:G band cytogenetic analysis often leads to the discovery of unbalanced karyotypes that require further characterisation by molecular cytogenetic studies. In particular, G band analysis usually does not show the chromosomal origin of small marker chromosomes or of a small amount of extra material detected on otherwise ...

journal_title：Journal of medical genetics

authors： Breen CJ,Barton L,Carey A,Dunlop A,Glancy M,Hall K,Hegarty AM,Khokhar MT,Power M,Ryan K,Green AJ,Stallings RL

更新日期：1999-07-01 00:00:00

abstract：:A Brazilian family of Italian descent is described in which the beta-thalassaemia gene is interacting with an alpha chain variant Hb Hasharon (alpha 47 Asp leads to His). One patient who was affected by homozygous beta 0-thalassaemia and heterozygous alpha Hasharon displayed the clinical picture of thalassaemia interm...

journal_title：Journal of medical genetics

authors： Zago MA,Costa FF,Bottura C

更新日期：1982-12-01 00:00:00

abstract：INTRODUCTION:Lynch syndrome is known to cause an increased risk of malignancies, including bowel and endometrial cancers. However, the risk of breast cancer associated with mutations in the mismatch repair (MMR) genes that cause Lynch syndrome is still unclear. MATERIALS AND METHODS:This study assesses the cumulative ...

journal_title：Journal of medical genetics

authors： Harkness EF,Barrow E,Newton K,Green K,Clancy T,Lalloo F,Hill J,Evans DG

更新日期：2015-08-01 00:00:00

abstract：OBJECTIVE:Homozygous deletions/mutations of the SMN1 gene cause infantile spinal muscular atrophy (SMA). The presence of at least one SMN2 gene copy is required for normal embryogenesis. Lack of SMN protein results in degeneration of motor neurons, while extraneuronal manifestations have been regarded as a chance assoc...

journal_title：Journal of medical genetics

authors： Rudnik-Schöneborn S,Heller R,Berg C,Betzler C,Grimm T,Eggermann T,Eggermann K,Wirth R,Wirth B,Zerres K

更新日期：2008-10-01 00:00:00

abstract：BACKGROUND:Cerebral cavernous malformations (CCMs) are vascular malformations mostly located within the central nervous system. Most deleterious variants are loss of function mutations in one of the three CCM genes. These genes code for proteins that form a ternary cytosolic complex with CCM2 as a hub. Very few CCM2 mi...

journal_title：Journal of medical genetics

authors： Bergametti F,Viot G,Verny C,Brechard MP,Denier C,Labauge P,Petit P,Nouet A,Viallet F,Chaussenot A,Hervé D,Tournier-Lasserve E,Riant F

更新日期：2020-06-01 00:00:00

abstract：:We report two sibs with features overlapping those of orofaciodigital syndrome type VI (Varadi syndrome). Both presented at birth with oculomotor abnormalities, dysmorphic facial features, and dysgenesis of the cerebellar vermis. There were minimal oral manifestations (high arched palate) in both of them and one had p...

journal_title：Journal of medical genetics

authors： Al-Gazali LI,Sztriha L,Punnose J,Shather W,Nork M

更新日期：1999-02-01 00:00:00

abstract：:Fetal akinesia refers to a broad spectrum of disorders in which the unifying feature is a reduction or lack of fetal movement. Fetal akinesias may be caused by defects at any point along the motor system pathway including the central and peripheral nervous system, the neuromuscular junction and the muscle, as well as ...

journal_title：Journal of medical genetics

authors： Ravenscroft G,Sollis E,Charles AK,North KN,Baynam G,Laing NG

更新日期：2011-12-01 00:00:00

abstract：:We report a 20 year old man with short stature, microcephaly, unusual facies, numerous pigmented naevi, hypodontia, immunodeficiency, and a high pitched voice. Tympner et al had assumed that the patient had a new syndrome of "progressive combined immunodeficiency and ectomesodermal dysplasia". We show here that the co...

journal_title：Journal of medical genetics

authors： Bartsch O,Tympner KD,Schwinger E,Gorlin RJ

更新日期：1994-09-01 00:00:00

abstract：BACKGROUND:Primary ovarian insufficiency (POI) affects 1% of women under 40 years and is a public health problem. The genetic causes of POI are highly heterogeneous with isolated or syndromic forms. Recently, variants in genes involved in DNA repair have been shown to cause POI. Notably, syndromic POI with Fanconi anae...

journal_title：Journal of medical genetics

authors： Caburet S,Heddar A,Dardillac E,Creux H,Lambert M,Messiaen S,Tourpin S,Livera G,Lopez BS,Misrahi M

更新日期：2020-06-01 00:00:00

abstract：:A female infant with thanatophoric dysplasia was found to have a de novo translocation involving chromosomes 1 and 10. The chromosome abnormality may represent an important clue in identifying the locus for the candidate gene responsible for this lethal skeletal dysplasia. ...

journal_title：Journal of medical genetics

authors： Hersh JH,Yen FF,Peiper SC,Barch MJ,Yacoub OA,Voss DH,Roberts JL

更新日期：1995-04-01 00:00:00

abstract：BACKGROUND:Orofacial cleft (OFC) is the most prevalent craniofacial birth defect. Genes involved in one-carbon, folate and vitamin B12 metabolisms have been associated with OFC but no study performed a concomitant assessment on genes involved in these three pathways. OBJECTIVE:We looked for potential genetic variants ...

journal_title：Journal of medical genetics

authors： Goffinet L,Oussalah A,Guéant-Rodriguez RM,Chery C,Basha M,Avogbe PH,Josse T,Jeannesson E,Rouyer P,Flayac J,Gerard P,Le Touze A,Bonin-Goga B,Goga D,Simon E,Feillet F,Vikkula M,Guéant JL

更新日期：2016-12-01 00:00:00

abstract：:The observation of Campbell and Price in 1979 that their Unit had diagnosed four subjects with both Klinefelter's syndrome and congenital hypothyroidism raised the suspicion of an association between the two conditions. This, and the published reports of an XX male, five XXY males, and one mosaic XY/XXY with congenita...

journal_title：Journal of medical genetics

authors： Sarri C,Côté GB,Mengreli C,Lambadaridis I,Pantelakis S

更新日期：1988-04-01 00:00:00

abstract：:Treacher Collins syndrome is an autosomal dominant disorder of facial development, the features of which include conductive hearing loss and cleft palate. In the current investigation, linkage analysis has been used to make first trimester diagnostic predictions in a pregnancy at high risk of producing an affected chi...

journal_title：Journal of medical genetics

authors： Edwards SJ,Fowlie A,Cust MP,Liu DT,Young ID,Dixon MJ

更新日期：1996-07-01 00:00:00

abstract：BACKGROUND:Somatic mutations are a major driver of cancer development and many have now been identified in various cancer types, but the comprehensive somatic mutation status of the normal tissues matched to tumours has not been revealed. METHOD:We analysed the somatic mutations of whole exome sequencing data in 392 p...

journal_title：Journal of medical genetics

authors： Oh JH,Sung CO

更新日期：2020-07-27 00:00:00

abstract：:The fragile X syndrome is a common cause of mental impairment. In view of the low reproductive fitness of affected males, the high incidence of the syndrome has been suggested to be the result of a high rate of new mutations occurring exclusively in the male germline. Extensive family studies, however, have failed to ...

journal_title：Journal of medical genetics

authors： Hirst MC,Knight SJ,Christodoulou Z,Grewal PK,Fryns JP,Davies KE

更新日期：1993-08-01 00:00:00

abstract：PURPOSE:To determine a gene locus for a family with a dominantly inherited vestibulocerebellar disorder characterised by early onset, but not congenital nystagmus. DESIGN:Observational and experimental study. METHODS:We carried out a phenotypic study of a unique four generation family with nystagmus. We performed gen...

journal_title：Journal of medical genetics

authors： Ragge NK,Hartley C,Dearlove AM,Walker J,Russell-Eggitt I,Harris CM

更新日期：2003-01-01 00:00:00

abstract：:Angelman syndrome (AS) and Prader-Willi syndrome (PWS) have become the classical examples of genomic imprinting in man, as completely different phenotypes are generated by the absence of maternal (AS) or paternal (PWS) contributions to the q11-13 region of chromosome 15 as a result of deletion or uniparental disomy. A...

journal_title：Journal of medical genetics

authors： Meijers-Heijboer EJ,Sandkuijl LA,Brunner HG,Smeets HJ,Hoogeboom AJ,Deelen WH,van Hemel JO,Nelen MR,Smeets DF,Niermeijer MF

更新日期：1992-12-01 00:00:00

abstract：:In an attempt to relate the age at onset of Huntington's disease to parental factors, the effects of parental onset-age (Po) and the age of the transmitting parent at the birth of a subsequently affected child (Pc) have been examined in a sample of cases ascertained from Victorian kindreds. There was a significant pos...

journal_title：Journal of medical genetics

authors： Brackenridge CJ,Teltscher B

更新日期：1975-03-01 00:00:00

abstract：:A study of the ethnic distribution of families attending genetic clinics in Birmingham has shown a deficit of Afro-Caribbean and Pakistani families. The former may be because of a deficiency of autosomal recessive diseases other than sickle cell disease, but the numbers are too small to be certain of this. The deficit...

journal_title：Journal of medical genetics

authors： Roberts A,Cullen R,Bundey S

更新日期：1996-01-01 00:00:00

abstract：:Mutations in genes involved in Ras signalling cause Noonan syndrome and other disorders characterised by growth disturbances and variable neuro-cardio-facio-cutaneous features. We describe two sisters, 46 and 31 years old, who presented with dysmorphic features, hypotonia, feeding difficulties, retarded growth and psy...

journal_title：Journal of medical genetics

authors： Søvik O,Schubbert S,Houge G,Steine SJ,Norgård G,Engelsen B,Njølstad PR,Shannon K,Molven A

更新日期：2007-07-01 00:00:00

abstract：:Fragile X syndrome is the major cause of inherited mental retardation. The molecular basis for the expression of the fragile X phenotype is the expansion of an unstable CGG repeat element which inhibits transcription of the FMR1 gene. The fragile X syndrome shows great diversity in its phenotype as well as in its cyto...

journal_title：Journal of medical genetics

authors： Pintado E,de Diego Y,Hmadcha A,Carrasco M,Sierra J,Lucas M

更新日期：1995-11-01 00:00:00

abstract：:We report on two adolescent sisters with Sanfilippo syndrome type D with some clinical features different from other cases previously described. They are the oldest cases reported to date and provide new clues about the course of the disease. Enzymatic and immunological characterisation of the patients' fibroblasts in...

journal_title：Journal of medical genetics

authors： Siciliano L,Fiumara A,Pavone L,Freeman C,Robertson D,Morris CP,Hopwood JJ,Di Natale P,Musumeci S,Horwitz AL

更新日期：1991-06-01 00:00:00

abstract：:Evidence for linkage has been sought, in four pedigrees with Crouzon syndrome, between polymorphic markers known to be linked to the Saethre-Chotzen locus on 7p and another form of autosomal dominant craniosynostosis on 5q. The data we present exclude Crouzon syndrome as an allelic variant at either of these known cra...

journal_title：Journal of medical genetics

authors： Reardon W,van Herwerden L,Rose C,Jones B,Malcolm S,Winter RM

更新日期：1994-03-01 00:00:00

abstract：BACKGROUND:Ethylmalonic encephalopathy (EE) is a rare autosomal recessive metabolic disorder characterised by progressive encephalopathy, recurrent petechiae, acrocyanosis and chronic diarrhoea, with a fatal outcome in early in life. METHODS:14 patients with EE were investigated for mutations in the ETHE1 gene. RESUL...

journal_title：Journal of medical genetics

authors： Mineri R,Rimoldi M,Burlina AB,Koskull S,Perletti C,Heese B,von Döbeln U,Mereghetti P,Di Meo I,Invernizzi F,Zeviani M,Uziel G,Tiranti V

更新日期：2008-07-01 00:00:00