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Results 401 - 450 of 1078
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Croft Maxine L - - 2002
This paper describes the creation of a unique maternal identifier for use in the investigation of perinatal, postneonatal and child outcomes in relation to maternal characteristics. All Midwives' records of Western Australian (WA) births were routinely linked to registrations of births and deaths for infants born from 1980 to 1992 ...
Anderson Maisano Jessica - - 2002
The construction of a comparative database of squamate postnatal skeletal development is continued with the detailed description of the mineralization of the skeleton from birth to near maximum size in Lepidophyma gaigeae and four Xantusia taxa. Observed patterns in the sequence of appearance of epiphyseal secondary centers, ossification centers, apophyseal ...
Pharoah P O D - - 2002
BACKGROUND: Cerebral palsy is more common in twins than singletons. Among twins, if one twin suffers a fetal death or dies in infancy, the prevalence of cerebral palsy in the surviving co-twin is considerably increased, and those from like-sex pairs are particularly at high risk. AIM: To compare birthweight specific ...
Pinar Halit - - 2002
The occurrence of twins, triplets, and other multiple births increased significantly between 1970 and 2000 in the United States and other industrialized countries. The number of triplet placentas submitted for examination as pathologic specimens has also markedly increased, but no reference values are published for triplet weights. We examined 196 ...
Stark Batia - - 2002
An intrauterine origin of childhood acute lymphoblastic leukaemia (ALL) was proven by the identical clonotypic gene rearrangement in the concordant leukaemias of monozygotic twins, arising from a single clonogenic progeny. The monozygotic twins, presented at the age of 22 months with acute megakaryoblastic leukaemia (AML-M7) in one and myelodysplasia transformed ...
Lawson K - - 2002
Hemifacial microsomia describes a congenital orofacial malformation in which there is insufficient or disrupted development of the mandible affecting one side of the face. The aetiology of this condition remains unclear, but it has been postulated that twins (predominantly monozygotic) are more liable to be affected than singletons. This study ...
Roberts C L - - 2002
OBJECTIVE: To examine trends in gestational age and the mode of delivery of twins. METHOD: All twin births in New South Wales, Australia from 1990 through 1999 were analyzed. RESULTS: Twin births increased from 1922 (2.2%) in 1990 to 2522 (2.9%) in 1999. Twins born preterm (<37 weeks) increased from ...
El-Harazi Sherif M - - 2002
OBJECTIVE: To assess the effect of age and pupillary dilation on aqueous flare. METHODS: In this study, 100 eyes of 100 patients ranging in ages from 23 to 84 years were examined. Anterior chamber flare was measured before and after pupillary dilation using the Kowa laser flare meter (FM-500). Predilation ...
North R - - 2002
Twins show differences in physiological maturity within and between twin sets; where one infant is 5-weeks later than its sibling; while one pair may both be slow but develop together. Zygosity, birth weight and sex may be contributory but not causative factors. How vulnerability to illness may be affected, is ...
Keret D - - 2002
Club foot can be diagnosed by ultrasound of the fetus in more than 60% of cases. We have correlated the accuracy of the prenatal findings in 281 ultrasound surveys with the physical findings after birth and the subsequent treatment in 147 children who were born with club foot. The earliest ...
Pons Jean-Claude - - 2002
OBJECTIVE: To compare two obstetrical approaches toward delivery of the second twin: one of expectant management, and the other, active; to compare the neonatal and maternal results and thereby identify, if possible, the optimal approach. STUDY DESIGN: This retrospective study looked at twin births in two maternity units in the ...
Söderström-Anttila Viveca - - 2002
BACKGROUND: In vitro fertilization (IVF) surrogacy makes it possible for women who do not have a functional uterus to have their own genetic offspring. We describe here our experience of IVF surrogacy in Finland over a 10-year period. METHODS: This retrospective study included 17 women who underwent ovarian stimulation in ...
Pharoah Peter O D - - 2002
Dizygotic compared with monozygotic conceptions are at decreased risk of fetal and infant death and serious morbidity in surviving infants. Different sex twin maternities must be dizygotic but miscoding and incorrect registration of sex and number of fetuses may lead to an incorrect assignment of zygosity. The aim of the ...
Nkyekyer Kobinah - - 2002
A retrospective study involving 623 twin and 1246 singleton births was conducted to compare the two groups with regard to selected maternal, fetal and labor and delivery characteristics and outcomes. Maternal age and parity were significantly higher for twins. The risks of preterm delivery, arrival in the labor ward in ...
Payne Jennifer C - - 2002
Although, in general, twins have higher perinatal mortality rates than singletons, preterm twins have lower perinatal mortality rates than singletons of the same birth weight or gestational age. This study investigated the hypotheses that this paradoxical twin advantage: 1) is due to gestational age distribution differences between the singleton and ...
Miksis Jennifer L - - 2002
This paper presents a cross-sectional study testing whether dolphins that are born in aquarium pools where they hear trainers' whistles develop whistles that are less frequency modulated than those of wild dolphins. Ten pairs of captive and wild dolphins were matched for age and sex. Twenty whistles were sampled from ...
Blondel Béatrice - - 2002
We studied the effects of twins and triplets on perinatal health indicators in the overall population in the 1980s and 1990s in Canada, England and Wales, France, and the United States. Data were derived mostly from live birth registration. We used rates, relative risks, and population attributable risks for twins ...
Mackenzie M W - - 2002
OBJECTIVE: To propose a strategy for lung maturity amniocentesis in diamnionic twin gestations by exploiting indicators of concordance of lung maturity status. METHODS: Amniotic fluid from 92 diamnionic twin gestations was assayed for lung maturity by standard methodology. The rates of concordance of lung maturity status between twins were calculated ...
Roopnarinesingh A J - - 2002
In a series of 220 consecutive twin deliveries, 10 second twins were delivered by caesarean section after vaginal birth of the first, but only six survived. The mean time-interval between the birth of twins was 68 minutes. Because a protracted interdelivery interval carries risks of placental separation and cervical contraction, ...
DiPietro Janet A - - 2002
Fetal state organization reflects the development of the central nervous system but may also portend individual differences in postnatal state organization. The goal of the present study was to determine the extent to which fetal state regulation, defined as the percentage of an observation period in which fetal heart rate ...
Shinwell Eric S - - 2002
The revolution in artificial reproductive technologies has resulted in a dramatic rise in the incidence of multiple pregnancies. Many of these infants are born prematurely, often extremely so. Consequently, perinatal morbidity and mortality are highly correlated with plurality. The primary mechanism for this increased risk is prematurity. Studies of the ...
Meeus W - - 2002
We report a two-wave longitudinal study of 1,571 Dutch adolescents concerning the role of commitment and exploration in identity development. We used the Utrecht-Groningen Identity Development Scale to measure commitment and exploration in the domains of relational and societal identity. Our results can be summarized in three points. (1) Commitment ...
Segal Nancy L - - 2002
An analysis of coping, grief and health characteristics is reported for a bereaved monozygotic (MZ) and dizygotic (DZ) same-sex twin sample. The data were examined with reference to psychobiological and evolutionary perspectives on behavior. A Coping Scale, included as part of a comprehensive Twin Loss Survey (TLS), assessed coping with ...
Tomassini Cecilia - - 2002
Several studies have explored the impact of marital bereavement on mortality, while increasing emphasis has recently been placed on genetic factors influencing longevity - in this paper, we study the impact of losing the spouse and losing the co-twin, for twins aged 50 to 70. We use data from the ...
Bryan Elizabeth - - 2002
Only recently has the special bereavement associated with the loss of a twin been generally recognised. With the notable exception of Joan Woodward, few have written on the subject. We, therefore, offer a shortened version of a paper written nearly 30 years ago. George Engel was himself a lone twin ...
Pharoah P O D - - 2002
Twins are at greater risk of death and severe morbidity than singletons which is in excess of that attributable to their greater prematurity. Monozygous, specifically monochorionic, twins are at greater risk than dichorionic twins. The major morbidity is neurological impairment usually presenting as cerebral palsy or severe learning disability and ...
Shah Namrata S - - 2002
Infantile spasms represent an age-dependent response of the immature brain to a wide variety of insults. An unselected group of children with infantile spasms were reviewed to determine etiology; a metabolic work-up was undertaken if the etiology was unclear from history and examination (cryptogenic). Of the 56 infants, 34 had ...
Van den Bosch T - - 2002
This report describes the prenatal findings in monozygotic twins with Costello syndrome. At 16 weeks one twin had 9 mm of nuchal oedema: coarctation of the aorta was diagnosed after birth. At 22(5/7) weeks relative macrocephaly, mild pyelectasia and moderate polyhydramnios were noted in both twins. In the following 4 ...
Ericson A - - 2002
BACKGROUND: Infants born after IVF are often twins, and singleton IVF babies have an increased risk for preterm birth. Both conditions are likely to increase morbidity. We examined the frequency and duration of hospitalization required by babies born after IVF, and compared this information with all infants born in Sweden ...
Keskil Z A - - 2002
Contrary to what has long been suggested, the biological clock is not a poor timekeeper. In fact, it has been working in precision for millions of years as a genetically set clock, independent of environmental periodicity. However, as the Earth's rotation has gradually slowed, this internal clock has gone through ...
Loos Ruth J F - - 2002
BACKGROUND: The intrauterine environment may be critical for the development of obesity. Alternatively, the same genetic factors may influence both birth weight and adult body composition. OBJECTIVE: We evaluated the association between birth weight and adult body composition in female twins, which allowed us to control for maternal and genetic ...
Paranjape Madhav - - 2002
The aim of the study was to establish normal reference standards for the appearance of the femoral head ossification center according to age, sex, and gestational age. Sonographic examination of the hip was performed in 1,800 healthy Indian and Israeli infants (900 each) aged 2 to 24 weeks. There were ...
Hanley Maryellen L - - 2002
OBJECTIVE: To evaluate whether abnormal umbilical cord insertion (UCI) into the placenta is a risk factor for birth weight discordancy in twin gestations. METHODS: Pathology records of all liveborn twins delivered between January 1993 and June 1996 were reviewed. The information collected included gestational age at delivery, birth weight, gross ...
Tough Suzanne C - - 2002
OBJECTIVE: This study quantified the impact of delayed childbearing (maternal age greater-than-or-equal to 35 years) on population rate changes in low birth weight (LBW; < 2500 g), preterm delivery (< 37 weeks), multiple births, and small for gestational age (SGA; < 10th percentile) in Alberta, Canada, between 1990 (N = ...
Fishman Steven J - - 2002
Separation of thoracopagus conjoined twins with a single heart and the twin reversed arterial perfusion sequence yielded a single surviving infant with a protuberant heart covered by ribs and soft tissue from the nonsurviving twin. At 13 months of age, the heart was relocated in the chest after caudal mobilization ...
Fredell Louise - - 2002
PURPOSE: We analyzed a large group of patients with hypospadias regarding familial aggregation, phenotype, twin rate and ethnic origin and assessed the correlation of low birth weight with hypospadias. MATERIALS AND METHODS: We mailed questionnaires to 2,503 boys operated on for hypospadias in Sweden asking for additional cases of hypospadias ...
Ohkuchi A - - 2002
Single intrauterine death may occur in twin-twin transfusion syndrome. We investigated why the outcome of the surviving twin is fairly good when the donor twin dies first compared with when the recipient twin dies first. A detailed hemodynamic study was performed using Doppler ultrasound in a twin pregnancy affected by ...
Svendsen Anders J - - 2002
To determine the relative importance of environmental and genetic effects in the development of rheumatoid arthritis. Historical cohort study with record linkage between a twin registry and the Danish discharge registry as well as the Danish national registry of deaths used to estimate completeness. Two population based nationwide twin birth ...
Jazayeri Allahyar - - 2002
BACKGROUND: Prolonged-interval delivery between twins can improve neonatal outcome and, under careful monitoring, poses minimal maternal risk. CASE: A 27-year-old, nulliparous woman conceived after in vitro fertilization and was found to have diamniotic-dichorionic twins. At 17 weeks she presented with premature preterm rupture of the membranes of twin A. She ...
Hulshoff Pol H E - - 2002
Twin studies are important to investigate genetic influences on variation in human brain morphology in health and disease. However, the twin method has been criticized for its alleged non-generalizability due to differences in the intrauterine and family environment of twins, compared with singletons. To test whether twin-singleton differences complicate interpretation ...
S. Bughio
The study was conducted on randomly selected 30 Kamori goats for five kiddings from the flock of Livestock Experimental Station Khudaabad, Sindh, Pakistan. The mean value of age at first kidding of Kamori goat recorded was 565.70 ±12.51 days. The lactation length was higher in 3<SUP>rd</SUP> lactation and animal attained ...
Freeman Alexandra F - - 2002
Noma neonatorum was suggested as a distinct entity characterized by a gangrenous process of the nose, oral cavity, eyelids and perineum that was almost universally fatal in premature infants with Pseudomonas sepsis. We report the first case of noma neonatorum in a 26-week-gestation twin born in the United States. Our ...
Stewart Jane E - - 2002
OBJECTIVE: To evaluate risks of cranial ultrasound abnormalities among very-low-birth-weight (VLBW) infants conceived with fertility therapy (ovulation induction only or with assisted reproductive techniques [ART]) and of multiple gestation pregnancies. STUDY DESIGN: The incidences of cranial ultrasound abnormalities in 1473 VLBW infants conceived with and without fertility therapy and born ...
Glinianaia S V - - 2002
AIM: To determine the neurodevelopmental morbidity in the surviving twin after fetal or infant death of the co-twin. METHODS: Twin pregnancies with an antepartum or infant death delivered between 1981 and 1992 were identified from the Northern Perinatal Mortality Survey. Information on the neurodevelopmental morbidity of infant survivors of a ...
Leung Tak-Yeung - - 2002
OBJECTIVE: To examine the effect of twin-to-twin delivery interval on the umbilical cord blood gas status of the second twin following vaginal delivery. DESIGN: A retrospective study. SETTING: The department of obstetrics and gynaecology in a university teaching hospital. POPULATION: Twin deliveries at or beyond 34 weeks of gestation over ...
- - 2002
PURPOSE: To describe historical and presenting features of infants with the onset of esotropia in early infancy to provide a better understanding of the clinical spectrum of the disorder. DESIGN: Prospective multicenter cohort study. METHODS: Eligibility criteria included age at enrollment 4 to < 20 weeks and an esotropia at ...
Littlefield Timothy R - - 2002
OBJECTIVE: In part 1 of this investigation, we demonstrated that children of multiple birth pregnancies are at higher risk for development of deformational plagiocephaly. In the current investigation, we explore whether certain prenatal and postnatal risk factors predispose one twin over the other by examining the occurrence and severity of ...
Guc-Scekic M - - 2002
Liveborn infants with tetraploidy are very rare in human pregnancies and usually die during the first days or months. Seven cases of liveborn infants with tetraploidy have previously been reported. Among them only two 92, XXXX infants survived for longer than 12 months. Here we report on the case of ...
Asztalos E - - 2001
With improved technology in assisted reproductive medicine, there has been an absolute increase in the numbers of twin pregnancies with an associated increase in perinatal mortality and morbidity. This increase in perinatal mortality and morbidity is largely due to a higher incidence of delivering preterm as compared to singletons. Twin ...
Gaziano E P - - 2001
OBJECTIVE: Neonatal outcome in twins was studied in relation to the cerebroplacental ratio (CPR). METHODS: Seventy-five infants from twin pregnancies with fetal Doppler data obtained within 3 weeks of delivery were candidates for study (23 infants from diamnionic monochorionic and 52 infants from diamnionic dichorionic twin pregnancies). Multivariate regression analyses ...
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