Publications by authors named "Makiko Ohyama"

We studied 27 cases that were post or prenatally diagnosed with body stalk anomaly (BSA) using medical records of prenatal ultrasound findings, pregnancy outcomes, and fetal/neonatal prognosis during 1992 to 2018. Termination of pregnancy was chosen in 15 cases. Of the remaining 12 cases, seven were stillbirths and five were live births.

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Ellis-van Creveld syndrome (EvC MIM. #225500) is an autosomal recessive skeletal dysplasia characterised by thoracic hypoplasia, cardiac anomalies, acromesomelic limb shortening, and postaxial polydactyly. Affected individuals commonly manifest with cardiorespiratory failure as neonates but generally survive neonatal difficulties.

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 C-reactive protein (CRP) is a useful marker of neonatal infection. Recent studies have shown that neonatal therapeutic hypothermia delays an elevation of CRP in infants with hypoxic-ischemic encephalopathy (HIE). This study investigated the time difference of peak levels of serum CRP and other inflammatory responses during therapeutic hypothermia.

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Background: Möbius syndrome is a congenital disorder with facial and abducens palsy. Although a few case series studies have examined comorbid conditions in Möbius syndrome, follow-up and outcome data are sparse.

Objectives: To examine the clinical characteristics and outcomes of Möbius syndrome.

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Preterm infants frequently experience pulmonary hemorrhage or cerebral intraventricular hemorrhage after birth. The immature myocardium of the left ventricle faces a high afterload after the baby is separated from the placenta. However, the preterm left ventricle has limited ability to respond to such an increase in afterload.

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Background: Reports have described that, in adults, steroids suppress thyroid-stimulating hormone (TSH) and triiodothyronine (T3) and might suppress thyroxine (T4). No data have been reported for thyroid hormone changes before or after administration of glucocorticoid in preterm infants.

Aims: The aim of this study was to investigate short-term effects of thyroid hormones on preterm infants.

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We report a case of glomerular cystic kidney disease (GCKD) associated with tuberous sclerosis complex (TSC) in a neonate. The patient displayed progressive abdominal enlargement attributed to GCKD associated with TSC. After birth, the right kidney was resected because it compressed his liver and right lung, and possible malignancy could not be excluded.

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Plectin is a cytoskeletal linker protein which has a long central rod and N- and C-terminal globular domains. Mutations in the gene encoding plectin (PLEC) cause two distinct autosomal recessive subtypes of epidermolysis bullosa: EB simplex (EBS) with muscular dystrophy (EBS-MD), and EBS with pyloric atresia (EBS-PA). Previous studies have demonstrated that loss of full-length plectin with residual expression of the rodless isoform leads to EBS-MD, whereas complete loss or marked attenuation of expression of full-length and rodless plectin underlies the more severe EBS-PA phenotype.

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Background: Early feeding for preterm infants via the mother's own milk is crucial for lowering morbidity and mortality. Obtaining the mother's milk in the first few days is sometimes difficult; an effective way of mediating this problem has not yet been established. The aim of the present study was therefore to investigate whether breast pumping using a hospital-grade electric pump was more effective in maximizing the available milk volume and more comfortable than manual expression in the first 48 h after birth.

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Objective: The aim of this study was to assess whether periventricular leukomalacia findings are sufficiently sensitive for predicting the severity of motor prognosis by conventional MRI in the near term.

Methods: Preterm infants with T1 hyperintensity or cysts in the periventricular regions on term MRI were selected, and their gross motor functions were evaluated at the age of 3 to 5 years. Sixty-two infants had findings of T1 hyperintensity or cysts, and except for infants with these findings, none were diagnosed later as periventricular leukomalacia.

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Two extremely premature infants died as a result of congenital Candida glabrata infection, and their placentas and umbilical cords were free of macroscopic Candida nodules. Because non-Candida albicans Candida infections are less likely to produce necrotic foci, we should not exclude Candida infections in the absence of macroscopic nodules on the placenta and umbilical cord.

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Objectives: In order to predict the late-development of chronic lung disease of prematurity (CLD), cytokines in the cord blood were assessed in this study.

Study Design: Eighteen premature infants with CLD were enrolled. Cord blood plasma levels of cytokines of these infants and 12 control infants without CLD were measured including interleukin (IL)-1beta, IL-2, IL-4, IL-6, IL-8, IL-10, interferon (IFN)-gamma, tumor necrosis factor (TNF)-alpha, soluble TNF receptor-I, and soluble IL-6 receptor using a cytometric bead array and an enzyme-linked immunosorbent assay.

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Objective: Our purpose was to examine the significance of diffuse chorioamniotic hemosiderosis (DCH) on neonatal morbidity and mortality.

Methods: Using data from a retrospective case-control study, we analyzed 46 singleton placentas with DCH from infants who were delivered and/or admitted to the neonatal intensive care unit of Kanagawa Children's Medical Center during 1987-2001 and 92 control placentas without DCH from infants of comparable gestational age, birth weight, and duration.

Results: Mean and standard deviation of gestational age and infants' birth weight at delivery from the DCH group were 27 +/- 3 weeks and 939 +/- 342 g, respectively.

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Our purpose is to prove that prolonged inflammation of the chorionic plate, which we have termed subacute chorioamnionitis (SCAM), is a distinctive entity and should be differentiated from acute chorioamnionitis (ACAM) because it is an excellent prognostic indicator of chronic lung disease (CLD), including Wilson-Mikity syndrome (WMS). Ninety singleton placentas with stage-3 chorioamnionitis were delivered at 23 to 32 weeks of gestation during 1993 to 1996, and the infants survived more than 28 days. There were 49 placentas with stage 3 SCAM, 33 placentas with stage 3 ACAM, and 8 placentas with subacute necrotizing funisitis (SNF) and without inflammation of the chorionic plate.

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