Primary lymphoedema when found with distichiasis is of the type defined as bilateral hyperplasia by lymphography.

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：BACKGROUND:The apolipoprotein E (ApoE) polymorphism has been well studied in the adult human population, in part because the e4 allele is a known risk factor for Alzheimer's disease. Little is known of the distribution of ApoE alleles in newborns, and their association with perinatal brain damage has not been investiga...

journal_title：Journal of medical genetics

authors： Becher JC,Keeling JW,McIntosh N,Wyatt B,Bell J

更新日期：2006-05-01 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：:Shortening of the tubular bones of the hands and feet with cone shaped epiphyses is known as peripheral dysostosis and is common to several syndromes including acrodysostosis and Albright's hereditary osteodystrophy (AHO). The underlying defect in AHO is known to be a reduction in bioactivity of the alpha subunit of t...

journal_title：Journal of medical genetics

authors： Wilson LC,Oude Luttikhuis ME,Baraitser M,Kingston HM,Trembath RC

更新日期：1997-02-01 00:00:00

abstract：:There are 23 females known with Duchenne or Becker muscular dystrophy (DMD or BMD) who have X;autosome translocations that disrupt the X chromosome within band p21. A female with a t(X;4)(p21;q35) translocation was identified prenatally at routine amniocentesis. At birth, she was found to have a raised CK level, consi...

journal_title：Journal of medical genetics

authors： Bodrug SE,Roberson JR,Weiss L,Ray PN,Worton RG,Van Dyke DL

更新日期：1990-07-01 00:00:00

abstract：:VACTERL association is a condition comprising multisystem congenital malformations, causing severe physical disability in affected individuals. It is typically defined by the concurrence of at least three of the following component features: vertebral anomalies (V), anal atresia (A), cardiac malformations (C), tracheo...

journal_title：Journal of medical genetics

authors： Chen Y,Liu Z,Chen J,Zuo Y,Liu S,Chen W,Liu G,Qiu G,Giampietro PF,Wu N,Wu Z

更新日期：2016-07-01 00:00:00

abstract：:The ICF syndrome is a rare disorder where patients show undercondensation of the heterochromatic blocks of chromosomes 1, 9, and 16 along with variable immunodeficiency. The undercondensation of the heterochromatic block appears to be restricted to a portion of PHA stimulated T cells. Patients with this syndrome also ...

journal_title：Journal of medical genetics

authors： Stacey M,Bennett MS,Hulten M

更新日期：1995-07-01 00:00:00

abstract：:The detailed clinical features and progress of a child with homozygous alpha 2(I) collagen deficiency are described. Clinically, the disease presents as severe progressive Sillence type III osteogenesis imperfecta. The main biochemical defect is the synthesis of an abnormal pro alpha 2(I) chain which does not associat...

journal_title：Journal of medical genetics

authors： Nicholls AC,Osse G,Schloon HG,Lenard HG,Deak S,Myers JC,Prockop DJ,Weigel WR,Fryer P,Pope FM

更新日期：1984-08-01 00:00:00

abstract：:A total of 102 families with Duchenne muscular dystrophy has been studied with linked DNA polymorphisms as an aid to estimating carrier risks for female relatives. Early work using probes RC8, L1.28, and pXUT23 gave very little clinically useful information because of the high recombination rates between these probes ...

journal_title：Journal of medical genetics

authors： Read AP,Kerzin-Storrar L,Mountford RC,Elles RG,Harris R

更新日期：1986-12-01 00:00:00

abstract：:We report a 13 year old boy with fragile X syndrome resulting from a de novo deletion of the FMR1 and FMR2 genes extending from (and including) DXS7536 proximally to FMR2 distally. The patient has severe developmental delay, epilepsy, and behavioural difficulties, including autistic features. He has epicanthic folds, ...

journal_title：Journal of medical genetics

authors： Moore SJ,Strain L,Cole GF,Miedzybrodzka Z,Kelly KF,Dean JC

更新日期：1999-07-01 00:00:00

abstract：:In 1986, a population study of school children in the city of Coventry gave an overall prevalence in males and females for fragile X syndrome of 1/952. The 29 children diagnosed as having fragile X syndrome in this study have been re-evaluated with molecular diagnostic techniques. Eighteen of the original 29 children ...

journal_title：Journal of medical genetics

authors： Morton JE,Bundey S,Webb TP,MacDonald F,Rindl PM,Bullock S

更新日期：1997-01-01 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：BACKGROUND:Although BRCA1 and BRCA2 mutations account for only ∼27% of the familial aggregation of ovarian cancer (OvC), no OvC risk prediction model currently exists that considers the effects of BRCA1, BRCA2 and other familial factors. Therefore, a currently unresolved problem in clinical genetics is how to counsel w...

journal_title：Journal of medical genetics

authors： Jervis S,Song H,Lee A,Dicks E,Harrington P,Baynes C,Manchanda R,Easton DF,Jacobs I,Pharoah PP,Antoniou AC

更新日期：2015-07-01 00:00:00

abstract：BACKGROUND:Few germline BRCA2 rearrangements have been described compared with the large number of germline rearrangements reported in the BRCA1 gene. However, some BRCA2 rearrangements have been reported in families that included at least one case of male breast cancer. OBJECTIVE:To estimate the contribution of large...

journal_title：Journal of medical genetics

authors： Casilli F,Tournier I,Sinilnikova OM,Coulet F,Soubrier F,Houdayer C,Hardouin A,Berthet P,Sobol H,Bourdon V,Muller D,Fricker JP,Capoulade-Metay C,Chompret A,Nogues C,Mazoyer S,Chappuis P,Maillet P,Philippe C,Lortholar

更新日期：2006-09-01 00:00:00

abstract：BACKGROUND:Hypertrophic cardiomyopathy (HCM) is frequently fatal in infancy. Mitochondrial disease causing infantile HCM is characterised by extreme biochemical and genetic heterogeneity, but deficiency of respiratory chain complex I is observed relatively frequently. Identification of the precise genetic basis has pro...

journal_title：Journal of medical genetics

authors： Fassone E,Taanman JW,Hargreaves IP,Sebire NJ,Cleary MA,Burch M,Rahman S

更新日期：2011-10-01 00:00:00

abstract：PURPOSE:Previous reports cite high costs of clinical cancer genetic testing as main barriers to patient's willingness to test. We report findings of a pilot study that evaluates how different subsidy schemes impact genetic testing uptake and total cost of cancer management. METHODS:We included all patients who attende...

journal_title：Journal of medical genetics

authors： Li ST,Yuen J,Zhou K,Binte Ishak ND,Chen Y,Met-Domestici M,Chan SH,Tan YP,Allen JC Jr,Lim ST,Soo KC,Ngeow J

更新日期：2017-04-01 00:00:00

abstract：:A 5-month-old infant was examined because of minor multiple malformations. He was found to have a de novo blanced reciprocal translocation 46,XY,t(6;8(q13;q22). On follow-up at the age of 17 months his mental development was found to be within normal limits. ...

journal_title：Journal of medical genetics

authors： Fried K,Rosenblatt M,Mundel G

更新日期：1977-04-01 00:00:00

abstract：:Adolescents who are actively requesting Huntington's predictive testing of their own accord pose a dilemma to those providing testing. In the absence of empirical evidence as regards the impact of genetic testing on minors, current policy and guidelines, based on the ethical principles of non-maleficence and respect f...

journal_title：Journal of medical genetics

authors： Binedell J,Soldan JR,Scourfield J,Harper PS

更新日期：1996-11-01 00:00:00

abstract：:Vitamin-B6-dependent epilepsies are a heterogenous group of treatable disorders due to mutations in several genes (ALDH7A1, PNPO, ALPL or ALDH4A1). In neonatal seizures, defects in ALDH7A1 and PNPO explain a major fraction of cases. Very recently biallelic mutations in PROSC were shown to be a novel cause in five fami...

journal_title：Journal of medical genetics

authors： Plecko B,Zweier M,Begemann A,Mathis D,Schmitt B,Striano P,Baethmann M,Vari MS,Beccaria F,Zara F,Crowther LM,Joset P,Sticht H,Papuc SM,Rauch A

更新日期：2017-12-01 00:00:00

abstract：CONTEXT:In hereditary cancer syndrome families with an identified cancer associated mutation, mutation testing changes the carrier risk status of the tested person and may change the carrier risk status of relatives. OBJECTIVE:This study aimed to describe the change in the distribution of carrier risk status resulting...

journal_title：Journal of medical genetics

authors： Watson P,Narod SA,Fodde R,Wagner A,Lynch JF,Tinley ST,Snyder CL,Coronel SA,Riley B,Kinarsky Y,Lynch HT

更新日期：2003-08-01 00:00:00

abstract：BACKGROUND:The mitochondrial DNA (mDNA) 3243A>G variant is the most common pathogenic variant of the mDNA. To interpret results of clinical trials in mitochondrial disease, it is important to have a clear understanding of the natural course of disease. To obtain more insight into the disease burden and the progression ...

journal_title：Journal of medical genetics

authors： de Laat P,Rodenburg RR,Roeleveld N,Koene S,Smeitink JA,Janssen MC

更新日期：2021-01-01 00:00:00

abstract：:The risk of breast cancer for unaffected men who test positive for a BRCA2 mutation is based on very few retrospective studies. We have used both retrospective and prospective analysis in 321 families with pathogenic BRCA2 mutations. Three breast cancers occurred in male first-degree relatives after family ascertainme...

journal_title：Journal of medical genetics

authors： Evans DG,Susnerwala I,Dawson J,Woodward E,Maher ER,Lalloo F

更新日期：2010-10-01 00:00:00

abstract：:Spinocerebellar ataxia type 2 (SCA2) is caused by the expansion of an unstable CAG repeat encoding a polyglutamine tract. Repeats with 32 to 200 CAGs are associated with the disease, whereas normal chromosomes contain 13 to 33 repeats. We tested 220 families of different geographical origins for the SCA2 mutation. Thi...

journal_title：Journal of medical genetics

authors： Didierjean O,Cancel G,Stevanin G,Dürr A,Bürk K,Benomar A,Lezin A,Belal S,Abada-Bendid M,Klockgether T,Brice A

更新日期：1999-05-01 00:00:00

abstract：BACKGROUND:Inherited abnormalities of complement are found in ∼60% of patients with atypical haemolytic uraemic syndrome (aHUS). Such abnormalities are not fully penetrant. In this study, we have estimated the penetrance of the disease in three families with a CFH mutation (c.3643C>G; p. Arg1215Gly) in whom a common li...

journal_title：Journal of medical genetics

authors： Sansbury FH,Cordell HJ,Bingham C,Bromilow G,Nicholls A,Powell R,Shields B,Smyth L,Warwicker P,Strain L,Wilson V,Goodship JA,Goodship TH,Turnpenny PD

更新日期：2014-11-01 00:00:00

abstract：:A family study is presented in which the father of a girl with severe cystic fibrosis (CF) was also found to have CF but was mildly affected. He was diagnosed with three positive sweat tests including one after suppression with fludrocortisone. Genetic analysis showed that he is a compound heterozygote with the delta ...

journal_title：Journal of medical genetics

authors： Barreto C,Pinto LM,Duarte A,Lavinha J,Ramsay M

更新日期：1991-06-01 00:00:00

abstract：:Rett syndrome (RS; MIM 312750) is a severe neurological disorder affecting exclusively females. Its prevalence is about 1 in 10,000 female births, and it is a prominent cause of profound mental handicap in women. RS is caused by mutations in the X-linked methyl CpG-binding protein 2 (MECP2) gene. These mutations were ...

journal_title：Journal of medical genetics

authors： Villard L

更新日期：2007-07-01 00:00:00

abstract：:An association of ocular colobomata and congenital heart disease was observed in seven patients. Two of these were maternal half sisters whose mother also had ocular colobomata. All the patients had normal karyotypes. There was a high incidence of other associated abnormalities involving the central nervous, skeletal,...

journal_title：Journal of medical genetics

authors： Ho CK,Kaufman RL,Podos SM

更新日期：1975-09-01 00:00:00

abstract：:C9orf72 repeat expansions is a major cause of familial frontotemporal dementia (FTD) and amyotrophic lateral sclerosis (ALS) worldwide. Sizes of <20 hexanucleotide repeats are observed in controls, while up to thousands associate with disease. Intermediate C9orf72 repeat lengths, however, remain uncertain. We systemat...

journal_title：Journal of medical genetics

authors： Ng ASL,Tan EK

更新日期：2017-09-01 00:00:00

abstract：INTRODUCTION:Medullary cystic kidney disease 2 (MCKD2) and familial juvenile hyperuricaemic nephropathy (FJHN) are both autosomal dominant renal diseases characterised by juvenile onset of hyperuricaemia, gout, and progressive renal failure. Clinical features of both conditions vary in presence and severity. Often defi...

journal_title：Journal of medical genetics

authors： Hart TC,Gorry MC,Hart PS,Woodard AS,Shihabi Z,Sandhu J,Shirts B,Xu L,Zhu H,Barmada MM,Bleyer AJ

更新日期：2002-12-01 00:00:00

abstract：:A family with juvenile proximal spinal muscular atrophy with dominant inheritance and complete penetrance is reported. The disease occurred in three generations and showed high variations in the age of onset and progression among the affected members. A characteristic feature was the constant involvement of facial nuc...

journal_title：Journal of medical genetics

authors： Cao A,Cainchetti C,Calisti L,Tangheroni W

更新日期：1976-04-01 00:00:00