The penta-X syndrome.

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

authors： Cao A,Furbetta M,Angius A,Ximenes A,Rosatelli C,Tuveri T,Scalas MT,Falchi AM,Angioni G,Caminiti F

更新日期：1982-04-01 00:00:00

abstract：BACKGROUND:Tibial pseudarthrosis is associated with neurofibromatosis type 1 (NF1) and there is wide clinical variability of the tibial dysplasia in NF1, suggesting the possibility of genetic modifiers. Double inactivation of NF1 is postulated to be necessary for the development of tibial pseudarthrosis, but tissue or ...

journal_title：Journal of medical genetics

authors： Sant DW,Margraf RL,Stevenson DA,Grossmann AH,Viskochil DH,Hanson H,Everitt MD,Rios JJ,Elefteriou F,Hennessey T,Mao R

更新日期：2015-04-01 00:00:00

abstract：BACKGROUND:Chromosome 13q deletion is associated with varying phenotypes, which seem to depend on the location of the deleted segment. Although various attempts have been made to link the 13q deletion intervals to distinct phenotypes, there is still no acknowledged consensus correlation between the monosomy of distinct...

journal_title：Journal of medical genetics

authors： Ballarati L,Rossi E,Bonati MT,Gimelli S,Maraschio P,Finelli P,Giglio S,Lapi E,Bedeschi MF,Guerneri S,Arrigo G,Patricelli MG,Mattina T,Guzzardi O,Pecile V,Police A,Scarano G,Larizza L,Zuffardi O,Giardino D

更新日期：2007-01-01 00:00:00

abstract：BACKGROUND:The SCN8A gene on chromosome 12q13 encodes the voltage gated sodium channel Na(v)1.6, which is widely expressed in neurons of the CNS and PNS. Mutations in the mouse ortholog of SCN8A result in ataxia and other movement disorders. METHODS:We screened the 26 coding exons of SCN8A in 151 patients with inherit...

journal_title：Journal of medical genetics

authors： Trudeau MM,Dalton JC,Day JW,Ranum LP,Meisler MH

更新日期：2006-06-01 00:00:00

abstract：:A family with an insertional type of chromosome rearrangement involving chromosomes 7 and 13 is reported. An interstitial deletion of a segment of chromosome 7 (7q32 leads to 34) had been inserted into the long arm of chromosome 13 at breakpoint q32. Segregation of this chromosome rearrangement gave rise to three subj...

journal_title：Journal of medical genetics

authors： Nielsen KB,Egede F,Mouridsen I,Mohr J

更新日期：1979-12-01 00:00:00

abstract：:21-hydroxylase deficiency is a recessively inherited disorder of steroidogenesis, resulting from mutations in the CYP21 gene. This 3.5 kb gene and a highly related CYP21P pseudogene reside on tandemly duplicated 30 kb segments of DNA in the class III HLA region, and the great majority of pathogenic mutations result fr...

journal_title：Journal of medical genetics

authors： Lako M,Ramsden S,Campbell RD,Strachan T

更新日期：1999-02-01 00:00:00

abstract：:X linked hypohidrotic ectodermal dysplasia (XHED) affects many epithelial functions, including sweat gland formation. Female carriers who manifest XHED may have defective dentition or a patchy distribution of sweating or both, as determined by starch and iodine sweat testing. Such sweat testing can be useful in assign...

journal_title：Journal of medical genetics

authors： Clarke A,Burn J

更新日期：1991-05-01 00:00:00

abstract：:Genetic testing for hereditary cancer predisposition has evolved rapidly in recent years with the discovery of new genes, but there is much debate over the clinical utility of testing genes for which there are currently limited data regarding the degree of associated cancer risk. To address the discrepancies that have...

journal_title：Journal of medical genetics

authors： Taylor A,Brady AF,Frayling IM,Hanson H,Tischkowitz M,Turnbull C,Side L,UK Cancer Genetics Group (UK-CGG).

更新日期：2018-06-01 00:00:00

abstract：:A cohort of 33 people at risk for Huntington's disease (HD), applying for genetic testing, were tested with a battery of neuropsychological tests covering attentional, visuospatial, learning, memory, and planning functions. A psychiatric rating scale, SCL-90R, was also applied, mainly as a control, since cognitive dys...

journal_title：Journal of medical genetics

authors： Rosenberg NK,Sørensen SA,Christensen AL

更新日期：1995-08-01 00:00:00

abstract：INTRODUCTION:The Tousled-like kinases 1 and 2 (TLK1 and TLK2) are involved in many fundamental processes, including DNA replication, cell cycle checkpoint recovery and chromatin remodelling. Mutations in TLK2 were recently associated with 'Mental Retardation Autosomal Dominant 57' (MRD57, MIM# 618050), a neurodevelopme...

journal_title：Journal of medical genetics

authors： Pavinato L,Villamor-Payà M,Sanchiz-Calvo M,Andreoli C,Gay M,Vilaseca M,Arauz-Garofalo G,Ciolfi A,Bruselles A,Pippucci T,Prota V,Carli D,Giorgio E,Radio FC,Antona V,Giuffrè M,Ranguin K,Colson C,De Rubeis S,Dimartino

更新日期：2020-12-15 00:00:00

abstract：BACKGROUND:Heterozygous germline PMS2 variants are responsible for about 5% of Lynch syndrome (LS) but their prevalence is most likely underestimated because of complicated routine screening caused by highly homologous pseudogenes. Consequently, there is limited knowledge on the implication of the PMS2 gene in LS. MET...

journal_title：Journal of medical genetics

authors： Wang Q,Leclerc J,Bougeard G,Olschwang S,Vasseur S,Cassinari K,Boidin D,Lefol C,Naïbo P,Frébourg T,Buisine MP,Baert-Desurmont S,French Consortium of Oncogenetic laboratories for colorectal cancers, Unicancer Cancer Genetic Group (

更新日期：2020-07-01 00:00:00

abstract：:​BACKGROUND: The clinical severity of disease in neurofibromatosis type 2 (NF2) is variable. Patients affected with a constitutional truncating NF2 mutation have severe disease, while missense mutations or mosaic mutations present with a milder attenuated phenotype. Genotype-derived natural history data are important ...

journal_title：Journal of medical genetics

authors： Halliday D,Emmanouil B,Pretorius P,MacKeith S,Painter S,Tomkins H,Evans DG,Parry A

更新日期：2017-10-01 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

authors： Buntincx IM,Van Overmeire B,Desager K,Van Hauwaert J

更新日期：1993-05-01 00:00:00

abstract：BACKGROUND:The cohesin complex plays an essential role in genome organisation and cell division. A full complement of the cohesin complex and its regulators is important for normal development, since heterozygous mutations in genes encoding these components can be sufficient to produce a disease phenotype. The implicat...

journal_title：Journal of medical genetics

authors： Schierding W,Horsfield JA,O'Sullivan JM

更新日期：2020-09-11 00:00:00

abstract：:We report on a proband with both a Robertsonian translocation and Turner's syndrome. Study of the parental origin of the X chromosome performed by microsatellite analysis indicates paternal origin of the X chromosome (Xpat). The occurrence of chromosome aberrations as a consequence of interchromosomal interactions is ...

journal_title：Journal of medical genetics

authors： Krajinovic M,Ivanovic K,Mestroni L,Diklic V,Nikolis J

更新日期：1994-03-01 00:00:00

abstract：:We have reviewed all known UK cases of Smith-Lemli-Opitz syndrome. Among 49 cases with proven 7-dehydrocholesterol reductase deficiency, half had been terminated or had died in infancy. The minimum incidence is 1 in 60,000. The frequent occurrence of hypospadias may account for 71% of recognised cases being male. Impo...

journal_title：Journal of medical genetics

authors： Ryan AK,Bartlett K,Clayton P,Eaton S,Mills L,Donnai D,Winter RM,Burn J

更新日期：1998-07-01 00:00:00

abstract：:Myotonic dystrophy (DM) is associated with the expansion and instability of a trinucleotide (CTG) repeat at the DM locus on chromosome 19. Direct genomic analysis in the German population was carried out on 18 DM families, six families with equivocal diagnosis, 69 subjects with equivocal clinical diagnosis, and 100 co...

journal_title：Journal of medical genetics

authors： Meiner A,Wolf C,Carey N,Okitsu A,Johnson K,Shelbourne P,Kunath B,Sauermann W,Thiele H,Kupferling P

更新日期：1995-08-01 00:00:00

abstract：:We describe 14 boys and six girls, including monozygotic twins, with the CHARGE association. All of the children had at least four of the seven major features included in the mnemonic CHARGE and all had ear anomalies or deafness or both and either coloboma or choanal atresia or both. All the boys had evidence of hypog...

journal_title：Journal of medical genetics

authors： Oley CA,Baraitser M,Grant DB

更新日期：1988-03-01 00:00:00

abstract：BACKGROUND:Four genetic causes of isolated congenital central hypothyroidism (CeH) have been identified, but many cases remain unexplained. We hypothesised the existence of other genetic causes of CeH with a Mendelian inheritance pattern. METHODS:We performed exome sequencing in two families with unexplained isolated ...

journal_title：Journal of medical genetics

authors： Heinen CA,de Vries EM,Alders M,Bikker H,Zwaveling-Soonawala N,van den Akker ELT,Bakker B,Hoorweg-Nijman G,Roelfsema F,Hennekam RC,Boelen A,van Trotsenburg ASP,Fliers E

更新日期：2018-10-01 00:00:00

abstract：BACKGROUND:Multiple morphological abnormalities of the sperm flagella (MMAF) is a kind of severe teratozoospermia. Patients with the MMAF phenotype are infertile and present aberrant spermatozoa with absent, short, coiled, bent and/or irregular flagella. Mutations in several genes can explain approximately 30%-50% of M...

journal_title：Journal of medical genetics

authors： Liu W,Sha Y,Li Y,Mei L,Lin S,Huang X,Lu J,Ding L,Kong S,Lu Z

更新日期：2019-10-01 00:00:00

abstract：:This report describes a retarded girl with strabismus, high arched palate, antimongoloid slant, low set ears, hearing loss, micrognathia, short neck, and an anteriorly displaced anus. She was found to have a de novo partial trisomy of the proximal part of the long arm of chromosome 15. ...

journal_title：Journal of medical genetics

authors： Herweijer TJ,Oorthuys JW,Leschot NJ

更新日期：1988-04-01 00:00:00

abstract：:We report a family with type 2 neurofibromatosis and late onset tumours. Five members of this family have developed hearing loss late in life, two of whom have only been shown to have the diagnosis in their seventies, and three other obligate gene carriers died undiagnosed at 64, 72, and 78 years of age. A missense mu...

journal_title：Journal of medical genetics

authors： Evans DG,Bourn D,Wallace A,Ramsden RT,Mitchell JD,Strachan T

更新日期：1995-06-01 00:00:00

abstract：:An interstitial deletion of the region q22.1-->q22.3 of chromosome 14 is described in a child with bilateral anophthalmia, dysmorphic features including micrognathia, small tongue, and high arched palate, developmental and growth retardation, undescended testes with a micropenis, and hypothyroidism. Interstitial delet...

journal_title：Journal of medical genetics

authors： Elliott J,Maltby EL,Reynolds B

更新日期：1993-03-01 00:00:00

abstract：:A 39 year old male with primary infertility was diagnosed as having Klinefelter syndrome by conventional cytogenetic analysis, which also showed an abnormal chromosome 12. Fluorescence in situ hybridisation (FISH) analysis of the aberrant chromosome using a 12 specific centromeric probe showed a break in the alphoid r...

journal_title：Journal of medical genetics

authors： Silahtaroglu AN,Hacihanefioglu S,Güven GS,Cenani A,Wirth J,Tommerup N,Tümer Z

更新日期：1998-08-01 00:00:00

abstract：BACKGROUND:Ubiquitination has a central role in numerous biological processes, including cell development, stress responses and ageing. Perturbed ubiquitination has been implicated in human diseases ranging from cancer to neurodegenerative diseases. SIAH1 encodes a RING-type E3 ubiquitin ligase involved in protein ubiq...

journal_title：Journal of medical genetics

authors： Buratti J,Ji L,Keren B,Lee Y,Booke S,Erdin S,Kim SY,Palculict TB,Meiner V,Chae JH,Woods CG,Tam A,Héron D,Cong F,Harel T

更新日期：2020-05-19 00:00:00

abstract：:We describe the clinical and cytogenetic findings of two patients with deletions of the long arm of chromosome 2. One has an interstitial deletion identical to that found in a previously reported patient, although they are phenotypically dissimilar. The other patient has a terminal deletion, the first such deletion re...

journal_title：Journal of medical genetics

authors： Young RS,Shapiro SD,Hansen KL,Hine LK,Rainosek DE,Guerra FA

更新日期：1983-06-01 00:00:00

abstract：:A malformed female infant is described. In addition to cardiac, renal, and skeletal (rib) anomalies, severe intrauterine growth retardation and distinct facial dysmorphism were present. The question is raised whether this child represents a new syndrome. ...

journal_title：Journal of medical genetics

authors： de Die-Smulders CE,Droog RP,van Dijk M,Fryns JP

更新日期：1993-06-01 00:00:00

abstract：BACKGROUND:Mutations in BRAF have recently been identified in a significant percentage of primary and metastatic cutaneous malignant melanomas. As ultraviolet (UV) exposure may play a role in the development of cutaneous melanoma lesions with BRAF mutations, BRAF mutation frequency in melanomas arising in sites protect...

journal_title：Journal of medical genetics

authors： Edwards RH,Ward MR,Wu H,Medina CA,Brose MS,Volpe P,Nussen-Lee S,Haupt HM,Martin AM,Herlyn M,Lessin SR,Weber BL

更新日期：2004-04-01 00:00:00

abstract：:A family of male limited gonadotrophin independent precocious puberty was examined for activating mutation of the LH receptor. A transition of A to G in nucleotide 1733 of the human LH receptor gene was identified in all affected males and in an unaffected carrier female. The mutation was shown by identifying a new re...

journal_title：Journal of medical genetics

authors： Kawate N,Kletter GB,Wilson BE,Netzloff ML,Menon KM

更新日期：1995-07-01 00:00:00

abstract：:This report presents the detection of a heterozygous deletion at chromosome 12q14 in three unrelated patients with a similar phenotype consisting of mild mental retardation, failure to thrive in infancy, proportionate short stature and osteopoikilosis as the most characteristic features. In each case, this interstitia...

journal_title：Journal of medical genetics

authors： Menten B,Buysse K,Zahir F,Hellemans J,Hamilton SJ,Costa T,Fagerstrom C,Anadiotis G,Kingsbury D,McGillivray BC,Marra MA,Friedman JM,Speleman F,Mortier G

更新日期：2007-04-01 00:00:00