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Del Campo M - - 1999
Maternal exposures to aminopterin and methotrexate have been associated with a pattern of malformation which includes prenatal-onset growth deficiency, severe lack of ossification of the calvarium, hypoplastic supraorbital ridges, small, low-set ears, micrognathia, and limb abnormalities. We report on a patient whose mother received methotrexate during the first trimester of ...
Joo S H - - 1999
The acronym SHORT was first used by Gorlin et al. (1975) and Sensenbrenner et al. (1975) to define a recognizable pattern of features, consisting of Short Stature, Hyperextensibility of joints and/or inguinal Hernia, Ocular depression, Rieger anomaly, and Teething delay. Other features characteristic of the syndrome included intrauterine growth retardation ...
Novelli G - - 1999
Molecular genetics is contributing to the understanding of normal and abnormal cardiovascular development and morphogenesis. Deletions of chromosome 22q11.2 have been associated with distinct phenotypes that result from a failure to form derivatives of third and fourth branchial arches, including DiGeorge syndrome (DGS) and velo-cardio-facial syndrome (VCFS). The biochemical mechanisms ...
Kuijpers G M - - 1999
Growth retardation is a consistent finding in Williams-Beuren syndrome. The cause of short stature in this syndrome is unknown. Endocrine studies have failed to reveal abnormalities in the growth hormone-insulin-like growth factor I axis. We report a boy with confirmed Williams-Beuren syndrome, who was found to have classical growth hormone ...
Cario H - - 1999
We report on a boy with congenital pure red blood cell aplasia [Diamond Blackfan anemia (DBA)] and severe congenital hypotonia, macrocephaly, hypertelorism, a broad and tall forehead, medial epicanthus, and facial hypotonia with mouth-breathing and drooling, an affable and out-going personality, and a general psychomotor retardation. These features show similarity ...
Struthers J L - - 1999
Pallister-Killian syndrome (PKS) is characterized by multiple congenital anomalies including pigmentary skin changes, mental retardation, and the mosaic presence of a tissue-limited isochromosome 12p [i(12p)]. Mechanism(s) of formation and parental origin of the isochromosome are not well understood. In this study, microsatellite DNA markers of chromosome 12p were used to ...
Lacassie Y - - 1999
We report on concordantly affected female identical twins with mental retardation, dysarthria, progressive spastic paraplegia, and brachydactyly type E. The most similar condition reported is the syndrome described by Fitzsimmons and Guilbert in uniovular twins characterized by progressive spastic paraplegia, dysarthria, brachydactyly type E, and cone-shaped epiphyses. During the last ...
Loeys B L - - 1999
The Meier-Gorlin syndrome, first described by Meier and Rothschild [1959: Helv Paediatr Acta 14:213-216] and further delineated by Gorlin et al. [1975: A Selected Miscellany, p 39-50], is characterized by short stature, slender body build, craniofacial anomalies, microtia, delayed skeletal development, hypogonadism, and absence of the patellae. It has also ...
Masuno M - - 1999
Young-Simpson syndrome is a rare congenital disorder, characterized by congenital hypothyroidism, congenital heart defects, facial dysmorphism, cryptorchidism in males, hypotonia, mental retardation, and postnatal growth retardation. We describe the cases of a 5-year-old boy and a 7-year-old girl with a similar constellation of symptoms and compared them with previously reported ...
Schepis C - - 1999
An 11-year-old boy affected by mental retardation and seizures demonstrates congenital heart defect, many dysmorphic features and dry skin. His hair is sparse over the vertex with alopecia of the eyebrows and eyelashes. There are horny small papules evident in those areas. The diagnosis of cardiofaciocutaneous syndrome has been made. ...
Symons F J - - 1999
With few exceptions (e.g., Lesch-Nyhan syndrome), the specific nature of self-injury in relation to identified genetic syndromes associated with mental retardation is poorly understood. In the present study we surveyed the families of 62 persons with Prader-Willi syndrome to determine the prevalence, topographies, and specific body locations of self-injurious behavior. ...
Bertelloni S - - 1999
We report the first case of central precocious puberty in a patient with 48,XXYY Klinefelter syndrome variant. We also report clinical characteristics, growth pattern, endocrine data and pathological testicular findings. The patient did not receive medical care for his precocious pubertal development, because of adequate height prognosis, and reached normal ...
Abou-Zahr F - - 1999
Seckel syndrome is a rare autosomal recessive disorder. The classical presentation includes pre- and postnatal growth deficiency, mental retardation, and characteristic facial appearance. There have been several reports of associated hematological abnormalities and chromosomal breakage, findings suggestive of Fanconi anemia (FA). We tested for these findings in two Arabic patients ...
Natacci F - - 1999
We describe a boy with multiple congenital anomalies/mental retardation (MCA/MR) syndrome. He has growth retardation, microbrachycephaly, coloboma of the iris, and typical facial anomalies including cleft lip/palate. This phenotype overlaps with that described by Richieri-Costa and Guion-Almeida in three Brazilian brothers. The new patient provides further evidence of the existence ...
Massin M M - - 1999
Coffin-Lowry syndrome is an X-linked recessive syndrome of mental retardation, characteristic facies and skeletal anomalies. In one patient with the syndrome, we observed early recurrent episodes of congestive heart failure with intercurrent normalization and the late development of mitral insufficiency due to annular dilation and congenital abnormalities of the valve ...
Kawame H - - 1999
OBJECTIVE: To report the phenotypic spectrum and management issues of children with Kabuki syndrome (Niikawa-Kuroki syndrome) from North America. DESIGN: A case series of children (n = 18) with clinical findings of Kabuki syndrome. SETTING: Medical genetics clinics in Washington, Alaska, and Arizona. RESULTS: Most patients had postnatal growth retardation, ...
Lashkari A - - 1999
Williams-Beuren syndrome is an autosomal dominant disorder resulting from a submicroscopic deletion of contiguous genes on the long arm of chromosome 7. It consists of a variety of hallmark physical features, which include distinctive facial characteristics, cardiac anomalies (of which the most common is supravalvular aortic stenosis), and occasional idiopathic ...
Bruyere H - - 1999
The syndrome of infantile spasms, hypsarrhythmia, and mental retardation (West syndrome) is a classical form of epilepsy, occurring in early infancy, which is etiologically heterogeneous. In rare families, West syndrome is an X-linked recessive condition, mapped to Xp11.4-Xpter (MIM 308350). We have identified a multi-generation family from Western Canada with ...
Funke B - - 1999
Derivative 22 (der[22]) syndrome is a rare disorder associated with multiple congenital anomalies, including profound mental retardation, preauricular skin tags or pits, and conotruncal heart defects. It can occur in offspring of carriers of the constitutional t(11;22)(q23;q11) translocation, owing to a 3:1 meiotic malsegregation event resulting in partial trisomy of ...
Gütiérrez-Angulo M - - 1999
A 30-month-old boy with mental retardation, hypotonia, joint hyperlaxity, Brushfield spots, open mouth, distal axial triradius t", and ulnar loops on both forefingers was found to have a 47,XY, + psu idic(21)(q22.1).ish psu idic(21)(q22.1)(D13Z1/D21Z1 + + ,ETS2-) karyotype. The patient's phenotype, with only some Down's syndrome (DS) features, is probably ...
Gómez Centeno P - - 1999
Rubinstein-Taybi syndrome is characterized by the presence of a peculiar facies, mental retardation, and broad thumbs and great toes. Several associated cutaneous abnormalities have been reported with this syndrome. Ulerythema ophryogenes is a form of follicular keratosis associated occasionally with other ectodermal defects and congenital anomalies. We describe a 9-year-old ...
Gustavsson P - - 1999
We describe a 6 1/2-year-old girl with an interstitial deletion of chromosome arm 18q (18q21.1q22.3). Her clinical manifestations are a combination of those found in monosomy 18q syndrome and those of Rett syndrome. Cytogenetic analysis demonstrated a deletion of the long arm of chromosome 18, defined by molecular analysis with ...
Waggoner D J - - 1999
The Nager syndrome is the most common form of acrofacial dysostosis. Although autosomal dominant and recessive forms of acrofacial dysostosis have been described the molecular etiology of these disorders is unknown. We report on a child with acrofacial dysostosis, critical aortic stenosis, and a deletion of chromosome 1q involving the ...
Al-Gazali L I - - 1999
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 postaxial polydactyly of both ...
Awaad Y - - 1999
We report a case of dystonia with a partial deletion of the short arm (p) of chromosome 18 and androgen insensitivity. Neurologic findings in the 18p syndrome are reported to include mental retardation, seizures, incoordination, tremor, and chorea. A 15-year-old girl with a denovo 18p deletion [karyotype 46, XY, del ...
Duran-McKinster C - - 1999
BACKGROUND: Silvery hair and severe dysfunction of the central nervous system (neuroectodermal melanolysosomal disease or Elejalde syndrome) characterize this rare autosomal recessive disease. Main clinical features include silver-leaden hair, bronze skin after sun exposure, and neurologic involvement (seizures, severe hypotonia, and mental retardation). Large granules of melanin unevenly distributed in ...
de Vries B B - - 1999
The dilemmas in counselling a mildly retarded female with the fragile X syndrome and her retarded partner are presented. The fragile X syndrome is an X linked mental retardation disorder that affects males and, often less severely, females. Affected females have an increased risk of having affected offspring. The counselling ...
van Eeghen A M - - 1999
We describe a 34-year-old woman with mental retardation, short stature, macrocephaly, a "coarse" face, hoarse voice, and redundant skin with deep palmar and plantar creases who had evident Costello syndrome. Lacking papillomata, she had wart-like lesions of the skin. The previously reported patients with Costello syndrome are reviewed. Costello syndrome ...
Balarin M A - - 1999
We describe a de novo dup 17p11 in a boy with Alport syndrome, mild mental retardation, and minor anomalies. Combining classical and molecular cytogenetics analyses, the karyotype was defined as 46,XY.ish dup (17)(p11.2p11.2)(D17S29++,D17S379+). Alport syndrome is associated with mutations in the type IV alpha chain collagen gene, however, no known ...
Stoll C - - 1999
Rud syndrome formerly was considered as a genetically heterogeneous but distinct clinical entity with the manifestations of ichtyosis, hypogonadism, small stature, mental retardation, epilepsy and, infrequently, retinitis pigmentosa. The existence of such a syndrome has recently been dismissed based on a new understanding of the ichthyoses. We report on the ...
Kantharia B K - - 1999
Williams syndrome is characterized by a constellation of features including mental retardation and supravalvular aortic stenosis. Other cardiovascular abnormalities including arrhythmias contributing to sudden death have been described in these patients. In this report we describe a case of a 49-year-old female with Williams syndrome who presented with severe symptomatic ...
Assadi F K - - 1999
Costello syndrome is characterized by postnatal growth deficiency, mental retardation, curly hair, coarse characteristic face, and loose skin of hands and feet. Patients with this syndrome have a high incidence of cardiac involvement, including arrhythmia, atrial septal defect, and hypertrophic cardiomyopathy. We report a 16-year-old adolescent female with Costello syndrome ...
Alpoz A R - - 1999
Rett syndrome is a unique and puzzling disorder noted in females and is possibly caused by fundamental failures in critical brain connectivity during early infancy. The most frequent habits in Rett syndrome are hand sucking or biting, bruxism and mouth breathing. Children with musculoskeletal disorders and children who suffer from ...
Azuri J - - 1999
In 1973, a syndrome was reported comprising of wrinkled skin over the dorsum of hands, feet, and abdomen, reduced skin elasticity, skeletal involvement, craniofacial anomalies, mental and developmental delay, and failure to thrive. Only nine cases have been reported. Three additional cases with deletion 2q32 show some manifestations of this ...
Yüksel A - - 1999
We report two siblings from non consanguineous parents with a similar MCA/MR syndrome: Pre- and postnatal growth retardation, microcephaly, mental retardation, iris colobomata, facial dysmorphism, spasticity, dilated ventricles and abnormal immunoglobulin levels. Review of published reports and the use of the London Dysmorphology Database suggests that these siblings may present ...
Abdel-Salam G M - - 1999
We report on a female infant with a history of severe intrauterine and postnatal growth retardation, pseudohydrocephaloid cranium, frontal bossing, widened fontanelles, prominent scalp veins, progeroid face, entropion, beaked nose, small mouth, generalized lipodystrophy, camptodactyly and hypoplasia of lower limb muscles, suggesting the diagnosis of neonatal progeroid syndrome (NPS). In ...
Orrico A - - 1999
We report on two sibs, brother and sister, with a multiple congenital anomaly/mental retardation syndrome consisting of severe growth and mental retardation, seizures, retinal abnormalities, osteodysplasia, brachydactyly, prognathism, and dental malocclusion. These clinical findings were present in both patients and seem to be consistent with the phenotype of the Gurrieri ...
Sabry M A - - 1999
We describe 2 unrelated Bedouin girls who met the criteria for the diagnosis of Kenny-Caffey syndrome. The girls had some unusual features--microcephaly and psychomotor retardation--that distinguish the Kenny-Caffey syndrome profile in Arab children from the classical Kenny-Caffey syndrome phenotype characterized by macrocephaly and normal intelligence. The 2 girls did not ...
Wisuthsarewong W - - 1999
Hutchinson-Gilford progeria syndrome is an extremely rare condition of premature aging. It is characterized by growth retardation and accelerated degenerative changes of cutaneous, musculoskeletal and cardiovascular systems. The pathogenesis of the disease is unknown. The patients usually appear normal at birth. Typical manifestations develop gradually and are evident by the ...
Mubashir M A - - 1999
A 22-year-old Bedouin female with MCA/MR has been recently ascertained. She showed profound mental retardation, proportionate short stature, facial dysmorphism, spastic quadreparesis, bilateral taliper equinovarus, brachydactyly, situs inversus totalis, and MRI findings of cerebellar/midbrain migration defects. The described phenotype represents a new syndromic situs inversus with a characteristic Facio-Cerebro-Skeleto-Cardiac phenotype.
Van Esch H - - 1999
We reviewed 36 patients with a deletion of the short arm of chromosome 10 and a partial DiGeorge syndrome. We compared the phenotypes observed in these del(10p) patients with the classical DiGeorge phenotype associated with del(22q11), pointing out both similarities and differences. Some features, such as sensorineural hearing loss, seem ...
Duval A - - 1998
We describe two female fetuses conceived by a nonconsanguineous couple. The pregnancies were interrupted at 31 and 26 weeks of gestation, respectively, because of severe microcephaly. Postmortem X-ray and autopsy studies showed in both fetuses: 1) severe intrauterine growth retardation; 2) facial anomalies characterized by severe microcephaly, sloping forehead, low ...
Hathout E H - - 1998
We report on del(1)(q44), developmental delay, cryptorchidism, and seizure disorder in a 19-year-old man. Endocrinologic evaluation showed delayed puberty and elevated gonadotropins. Testicular biopsy was consistent with Sertoli cell-only syndrome. The case illustrates a previously an unreported manifestation in males with del(1)(q44), and suggests a link between the development of ...
Shapira S K - - 1998
Chromosome deletion and microdeletion syndromes account for an increasing number of clinically recognizable genetic conditions. New deletion syndromes continue to be characterized, and a number of previously described syndromes are being found to be due to chromosomal deletions or microdeletions. Fluorescent in situ hybridization technologies are in wide clinical use ...
Graham J M JM - - 1998
FG syndrome is a rare X-linked recessive form of mental retardation, first described by Opitz and Kaveggia in 1974 in five related males with mental retardation, disproportionately large heads, imperforate anus, and congenital hypotonia. Partial agenesis of the corpus callosum was noted in at least one of the initial cases ...
Clarke D J - - 1998
Problem behaviors of individuals who had one of three chromosome deletion disorders (5p- cri-du-chat, 15q- Prader-Willi, or 17p- Smith-Magenis) were investigated. The Aberrant Behavior Checklist was used. Results were contrasted with those of two groups of people with mental retardation who were described in other studies. The checklist rates many, ...
Sigaudy S - - 1998
Microcephalic and osteodysplastic primordial dwarfism (MODP) types I, II, and III were defined by Majewski et al. in 1982. This group of syndromes was characterized by intrauterine growth retardation, microcephaly, and typical facial appearance with prominent nose and micrognathia. Type II was clearly different, both clinically and radiologically, whereas types ...
Neri G - - 1998
The Simpson-Golabi-Behmel syndrome (SGBS) is an overgrowth/multiple congenital anomalies/dysplasia syndrome caused by a mutant X-linked gene. The spectrum of its clinical manifestations is broad, varying from very mild forms in carrier females to infantile lethal forms in affected males. A typically affected male will show tall stature, "coarse" face, supernumerary ...
Fryns J P - - 1998
We report a moderately mentally retarded 7-year-old male with a unique combination of clinical symptoms and signs: severe pre- and postnatal growth retardation, scaling skin and quadrispasticity, hypospadias grade 2 and hydro-uretero nephrosis, postaxial polydactyly type B on the right hand. Normal fibroblast enzyme activities of fatty aldehyde dehydrogenase and ...
Nowaczyk M J - - 1998
We report a girl with severe prenatal and postnatal growth retardation, congenital generalized absence of subcutaneous tissue, and facial and somatic changes with some similarities to Wiedemann-Rautenstrauch syndrome (WRS). However, the patient's condition is sufficiently different from those reported previously to suggest that this patient represents a new syndrome. The ...
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