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Profil bibliographique

S. Nakayama

Informations fournies par OpenAlex. Research Africa ne déduit ni nationalité, ni poste, ni coordonnées personnelles.

58Publications signalées
372Citations signalées
1Affiliations récentes

Les institutions déclarées

Les domaines associés

Gastrointestinal motility and disordersAssisted Reproductive Technology and Twin PregnancyCongenital Heart Disease StudiesNeuroscience of respiration and sleepCardiovascular Issues in Pregnancy

Les publications récentes

2025 conference-paper OpenAlex

Error Detection of BERT-Based Bibliographic Information Extraction from Reference Strings

S. Nakayama, Teruhito Kanazawa, Fumito Uwano, Manabu Ohta

Extracting bibliographic information, such as titles and authors, from reference strings is indispensable for generating inter-document links in digital libraries. Thus, we have developed a BERT-based bibliographic information extraction method for reference strings. Although the extraction accuracy was competitive, labor-intensive manual error …

jp (code pays fourni par la source)

1 citation
2017 article OpenAlex

Prospective Risk of Stillbirth and Neonatal Complications in Twin Pregnancies: Systematic Review and Meta-analysis

Fiona Cheong-See, Ewoud Schuit, D. Arroyo-Manzano, A. Khalil et autres

(BMJ. 2016;354:i4353) Twin pregnancies pose a high risk for stillbirth. Monochorionic twins have been reported to have a 13-fold increase and dichorionic twins a 5-fold increase compared to singleton pregnancies. As a result, it is sometimes decided to deliver uncomplicated twin pregnancies …

gb (code pays fourni par la source)

22 citations Obstetric Anesthesia Digest
Accès ouvert 2017 article OpenAlex

Pregnancies with factor V deficiency: a case report and review of the literature

Keisuke Maeda, Takashi Kaji, S. Nakayama, D. Nakaoku et autres

CASE REPORT: A 30-year-old Japanese nulliparous woman visited for pregnancy at 33 weeks with a massive ovarian tumor located in the pouch of Douglas. By preoperative screening, her prothrombin time (PT) and activated partial thromboplastin time (APTT) were prolonged, and her FV …

jp (code pays fourni par la source)

2 citations Clinical and Experimental Obstetrics & Gynecology
2016 conference-abstract OpenAlex

OP19.09: Effect of bed rest during pregnancy on thicknesses of quadriceps femoris muscle in pregnant and postpartum women

Yoshimitsu Takahashi, Tomohiro Kaji, Toshihiro Yasui, Atsuko Hichijo et autres

The aims of this study were to investigate the changes in the thicknesses of quadriceps femoris muscle during pregnancy and puerperium as a longitudinal study and to evaluate the effect of bed rest on thicknesses of quadriceps femoris muscle in pregnant and …

jp (code pays fourni par la source)

0 citations Ultrasound in Obstetrics and Gynecology
2016 conference-abstract OpenAlex

P06.01: Prenatal assessment of coronary artery anatomy using colour Doppler in cases of D‐transposition of the great arteries

Takashi Kaji, Yasunobu Hayabuchi, S. Nakayama, Atsuko Hichijo et autres

Abnormal coronary artery (CA) anatomy is common in cases of D-transposition of the great arteries (TGA) and can be a significant risk factor during the arterial switch operation, which has become the treatment of choice for neonates with TGA. However, CA anatomy …

jp (code pays fourni par la source)

0 citations Ultrasound in Obstetrics and Gynecology
Accès ouvert 2015 article OpenAlex

Three‐dimensional HDlive rendering of fetal perineum in anorectal atresia

Takashi Kaji, Keisuke Maeda, Atsuko Hichijo, Yohei Takahashi et autres

Three-dimensional HDlive rendering of fetal perineum in anorectal atresiaAnorectal atresia (ARA) is a relatively common congenital malformation that is usually diagnosed by perineal inspection after birth 1 .HDlive is a new surface-rendering mode in ultrasound imaging which uses an adjustable light source …

jp (code pays fourni par la source)

4 citations Ultrasound in Obstetrics and Gynecology
Accès ouvert 2015 conference-abstract OpenAlex

P15.02: Incidences of fetofetal transfusion syndrome and perinatal outcomes in triplet gestations with monochorionic placentation

Yuka Sato, Keisuke Ishii, Tae Yokouchi, Takeshi Murakoshi et autres

The aim of this study was to determine the incidences of fetofetal transfusion syndrome (FFTS) and perinatal outcomes in triplet gestations with monochorionic placentation. In this retrospective cohort study, we evaluated the incidences of FFTS and perinatal outcomes at 28 days of …

jp (code pays fourni par la source)

0 citations Ultrasound in Obstetrics and Gynecology
Accès ouvert 2012 conference-abstract OpenAlex

P33.18: Spontaneous rupture of an unscarred uterus in second trimester: a case report

S. Nakayama, Takako Kawami, Kana Kasai, Miki Sato et autres

Uterine rupture during pregnancy is a serious obstetrics complication. The most important cause of uterine rupture is dehiscence of pervious uterine scar. Other causes have been reported such as pregnancy after myomectomy and placenta percreta. However, unscarred uterine rupture at second trimester …

jp (code pays fourni par la source)

0 citations Ultrasound in Obstetrics and Gynecology
2012 conference-abstract OpenAlex

P09.12: Three cases with congenital cystic adenomatoid malformation successfully treated with cyst‐amniotic shunting using double basket catheter

Jun Sasahara, Keisuke Ishii, Ryo Yamamoto, S. Nakayama et autres

Cyst-amniotic shunting (CAS) by double basket catheter underwent for three cases with prenatally diagnosed huge macrocystic congenital cystic adenomatoid malformation (CCAM). Case 1: A fetus with intrathoracic cyst at 20 weeks of gestation was diagnosed as macrocystic CCAM. We put the 16G …

jp (code pays fourni par la source)

0 citations Ultrasound in Obstetrics and Gynecology

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