Abstract:
:We report concordant male monozygotic twins with congenital short femur (proximal focal femoral deficiency) and discuss the aetiological implications. Coincidentally, they and their father have benign familial macrocephaly.
journal_name
J Med Genetjournal_title
Journal of medical geneticsauthors
Connor JM,Rae PS,Connor RAdoi
10.1136/jmg.23.4.363subject
Has Abstractpub_date
1986-08-01 00:00:00pages
363-4issue
4eissn
0022-2593issn
1468-6244journal_volume
23pub_type
杂志文章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
pub_type: 杂志文章
doi:10.1136/jmg.2009.075176
更新日期:2010-10-01 00:00:00
abstract::Abnormalities of dystrophin, the sarcoglycans, and laminin alpha2 are responsible for a subset of the muscular dystrophies. In this study we aim to characterise the nature and frequency of abnormalities of these proteins in an Australian population and to formulate an investigative algorithm to aid in approaching the ...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmg.35.5.379
更新日期:1998-05-01 00:00:00
abstract::Previous linkage studies in tuberous sclerosis have implicated three disease determining loci at 9q, 11q, and 12q. We have collated phenotypic and genotypic data on 1622 members of 128 families with tuberous sclerosis in order to evaluate simultaneously the evidence for these putative loci. Affection status in the fam...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmg.29.12.861
更新日期:1992-12-01 00:00:00
abstract::Having identified teratogenic factors, primary prevention of congenital defects is possible by the implementation of specific measures in pregnant women or those planning pregnancy. Our current understanding of the epigenetic processes acting during reproductive events raises new possibilities to prevent both heritabl...
journal_title:Journal of medical genetics
pub_type: 杂志文章,评审
doi:10.1136/jmg.2009.070466
更新日期:2010-02-01 00:00:00
abstract::Recently, there have been several molecular studies of trisomic fetuses and liveborns which have examined the parent and meiotic stage of origin of nondisjunction. However, little is known about the possible phenotypic effects of the origin of trisomy. For trisomic spontaneous abortions, no distinct phenotype has been...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmg.35.11.924
更新日期:1998-11-01 00:00:00
abstract:BACKGROUND:Chromosomal rearrangements, arising from unequal recombination between repeated sequences, are found in a subset of patients with autism. Duplications involving loci associated with behavioural disturbances constitute an especially good candidate mechanism. The Williams-Beuren critical region (WBCR), located...
journal_title:Journal of medical genetics
pub_type: 信件
doi:10.1136/jmg.2006.047092
更新日期:2007-07-01 00:00:00
abstract::A female with the Weaver syndrome is reported. In addition to the characteristic manifestations of overgrowth and advanced bone age, the facies were typical, with a broad forehead, hypertelorism, a long philtrum, micrognathia, and large ears. Like most other patients with Weaver syndrome, she was developmentally delay...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmg.24.4.232
更新日期:1987-04-01 00:00:00
abstract::Linkage between the locus for cystic fibrosis and other genetic markers was explored in 40 families from Birmingham and 20 from Manchester. No strong evidence was found for linkage with any of the markers examined. There was evidence against close linkage with ABO, HLA, and Rh. ...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmg.13.6.417
更新日期:1976-12-01 00:00:00
abstract::We have reviewed published reports on patients with segmental aneusomy for chromosome 1p36 to help geneticists and other health professionals in the recognition of this emerging chromosomal syndrome. Terminal deletions of the short arm of chromosome 1 are associated with hypotonia and developmental delay (usually seve...
journal_title:Journal of medical genetics
pub_type: 杂志文章,评审
doi:
更新日期:1999-09-01 00:00:00
abstract::Pericentric inversions in chromosome 2 were traced in 2 unrelated North American black families. In the case of inv(2)(p13q11) no effect on reproduction was observed. In the case of inv(2)(p11q13) some reproductive abnormalities were noted which might be related to the inversion. ...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmg.15.5.388
更新日期:1978-10-01 00:00:00
abstract::Complete ascertainment of adult onset limb-girdle muscular dystrophy in the Lothian Region of Scotland was attempted. Ten index cases were identified giving a prevalence of 1.3 per 100 000 (0.9 per 100 000 for cases where the diagnosis of muscular dystrophy was supported by both electromyographic and muscle biopsy fin...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmg.22.4.250
更新日期:1985-08-01 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
pub_type: 杂志文章
doi:10.1136/jmg.14.2.142
更新日期:1977-04-01 00:00:00
abstract:BACKGROUND:Craniosynostosis (CRS) is a premature closure of calvarial sutures caused by gene mutation or environmental factors or interaction between the two. Only a small proportion of non-syndromic CRS (NSC) patients have a known genetic cause, and thus, it would be meaningful to search for a causative gene disruptio...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmedgenet-2015-103001
更新日期:2015-10-01 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
pub_type: 杂志文章
doi:10.1136/jmedgenet-2016-104302
更新日期:2017-04-01 00:00:00
abstract::The results of 200 antenatal diagnoses in pregnancies at risk for homozygous beta-thalassaemia, carried out on fetal blood samples obtained by placental aspiration in the second trimester, are described. Globin chain synthesis in the fetuses was measured by means of 3H-leucine incorporation and separation of the chain...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmg.19.2.81
更新日期:1982-04-01 00:00:00
abstract::Cardio-facio-cutaneous (CFC) syndrome, Noonan syndrome (NS), and Costello syndrome (CS) are clinically related developmental disorders that have been recently linked to mutations in the RAS/MEK/ERK signalling pathway. This study was a mutation analysis of the KRAS, BRAF, MEK1 and MEK2 genes in a total of 130 patients ...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmg.2007.050450
更新日期:2007-12-01 00:00:00
abstract::It has recently been emphasised that a subset of patients with type 2 Gaucher disease die in the neonatal period. This report describes an Afghani family with two conceptuses having severe, prenatally detected Gaucher disease. Mutational analysis showed that the family carried a known complex allele which included mut...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmg.33.2.132
更新日期:1996-02-01 00:00:00
abstract:BACKGROUND:DYNC1H1 encodes the heavy chain protein of the cytoplasmic dynein 1 motor protein complex that plays a key role in retrograde axonal transport in neurons. Furthermore, it interacts with the LIS1 gene of which haploinsufficiency causes a severe neuronal migration disorder in humans, known as classical lissenc...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmedgenet-2011-100542
更新日期:2012-03-01 00:00:00
abstract:BACKGROUND:The diagnosis of calpainopathy is obtained by identifying calpain-3 protein deficiency or CAPN3 gene mutations. However, in many patients with limb girdle muscular dystrophy type 2A (LGMD2A), the calpain-3 protein quantity is normal because loss-of-function mutations cause its enzymatic inactivation. The ide...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmg.2006.044859
更新日期:2007-01-01 00:00:00
abstract::Human chromosome 9 with a pericentric inversion involving the qh region is considered normal. It has probably evolved through breakage and reunion and is retained through mendelian inheritance without any apparent phenotypic consequences. Fluorescent in situ hybridisation (FISH) technique using alpha, beta, and satell...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmg.33.5.395
更新日期:1996-05-01 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
pub_type: 杂志文章,评审
doi:10.1136/jmedgenet-2011-100211
更新日期:2011-12-01 00:00:00
abstract:BACKGROUND:The AZFc region on the human Y chromosome has been found to be functionally important in spermatogenesis. Complete AZFc deletion is one of the most frequent causes of male infertility and the roles of partial AZFc deletions (gr/gr and b2/b3 deletions) in spermatogenesis are controversial. METHODS:To further...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmg.2007.049056
更新日期:2007-07-01 00:00:00
abstract:BACKGROUND:Progeroid syndromes are genetic disorders that recapitulate some phenotypes of physiological ageing. Classical progerias, such as Hutchinson-Gilford progeria syndrome (HGPS), are generally caused by mutations in LMNA leading to accumulation of the toxic protein progerin and consequently, to nuclear envelope ...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmedgenet-2015-103695
更新日期:2016-11-01 00:00:00
abstract:BACKGROUND:Congenital fibrosis of the extraocular muscles (CFEOM) is a heterogeneous group of disorders that may be associated with other anomalies. The association of a CFEOM syndrome with ulnar hand abnormalities (CFEOM/U) has not been reported to date. OBJECTIVE:To describe a new autosomal recessive syndrome of CFE...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmg.2004.026138
更新日期:2005-05-01 00:00:00
abstract::We describe a patient with the unusual association of cleft palate, bilateral choanal atresia, curly hair, and congenital hypothyroidism. This association has been reported before in two brothers and may represent a new syndrome. ...
journal_title:Journal of medical genetics
pub_type: 杂志文章,评审
doi:10.1136/jmg.30.5.427
更新日期:1993-05-01 00:00:00
abstract::A mother with apparently balanced translocation between chromosomes 4 and 22 gave birth to two children (sib 1 and twin A) with 45,XX,der(4)t(4;22) (p16.3;q11.2)mat,-22 and 45,XY,der(4)t(4; 22(p16.3;q11.2)mat,-22 karyotypes. The mother was a slow learner and required special education. The imbalance in the sibs arose ...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmg.33.10.852
更新日期:1996-10-01 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
pub_type: 杂志文章
doi:10.1136/jmg.2007.049361
更新日期:2007-07-01 00:00:00
abstract::Cultivated cells obtained by amniocentesis for antenatal diagnosis were examined for the presence of keratin filaments by immunofluorescent staining techniques. In primary cultures, cells in fibroblast type colonies do not possess keratin filaments whereas cells in epithelial type colonies show positive staining of ke...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmg.19.6.433
更新日期:1982-12-01 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
pub_type: 杂志文章
doi:10.1136/jmedgenet-2019-106672
更新日期:2020-06-01 00:00:00
abstract::A family with von Hippel-Lindau disease (VHL) type 2A has been shown to have a T to C missense mutation at nucleotide 547 of the VHL gene. This gives further support for the proposal to associate the 547 T to C mutation with phenotype VHL 2A. ...
journal_title:Journal of medical genetics
pub_type: 杂志文章
doi:10.1136/jmg.33.8.716
更新日期:1996-08-01 00:00:00