Kei Hayata

  • 45 Citations
  • 3 h-Index
1985 …2020

Research output per year

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Research Output

  • 45 Citations
  • 3 h-Index
  • 25 Article
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Article
2020

A case of subclinical Cushing's syndrome in pregnancy with superimposed preeclampsia

Eto, E., Mitsui, T., Tamada, S., Maki, J., Hayata, K. & Masuyama, H., Mar 1 2020, In : Clinical Case Reports. 8, 3, p. 481-483 3 p.

Research output: Contribution to journalArticle

Open Access
2019

A Case of Nager Syndrome Diagnosed Before Birth

Hayata, K., Masuyama, H., Eto, E., Mitsui, T., Tamada, S., Eguchi, T., Maki, J., Tani, K., Ohira, A., Washio, Y., Yoshimoto, J. & Hasegawa, K., Jun 1 2019, In : Acta medica Okayama. 73, 3, p. 273-277 5 p.

Research output: Contribution to journalArticle

Pregnancy with anti-muSK-positive myasthenia gravis that was diagnosed during pregnancy: A case rport

Masuyama, H., Suzui, I., Hayata, K., Washio, Y., Yoshimoto, J. & Hiramatsu, Y., Jan 1 2019, In : Journal of Reproductive Medicine. 64, 1, p. 71-73 3 p.

Research output: Contribution to journalArticle

Relationship between intracellular signaling of the (Pro)renin receptor and the pathogenesis of preeclampsia

Tamada, S., Mitsui, T., Ohira, A., Tani, K., Maki, J., Eguchi, T., Eto, E., Hayata, K. & Masuyama, H., Jan 1 2019, In : Acta medica Okayama. 73, 5, p. 433-440 8 p.

Research output: Contribution to journalArticle

Successful delivery after abdominal radical trachelectomy, using transabdominal cerclage in early pregnancy

Tamada, S., Masuyama, H., Hayata, K., Eto, E., Mitsui, T., Eguchi, T., Maki, J. & Tani, K., Jan 1 2019, In : Acta medica Okayama. 73, 2, p. 173-176 4 p.

Research output: Contribution to journalArticle

2018

Assessment of resting energy expenditure and body composition in Japanese pregnant women with diabetes

Eto, E., Maki, J., Tamada, S., Mitsui, T., Hayata, K., Hiramatsu, Y. & Masuyama, H., Jul 2018, In : Journal of Diabetes Investigation. 9, 4, p. 959-966 8 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
1 Citation (Scopus)
2017

Comparison of kidney function between gestational hypertension and preeclampsia

Nobumoto, E., Masuyama, H., Maki, J., Eguchi, T., Tamada, S., Mitsui, T., Eto, E., Hayata, K. & Hiramatsu, Y., 2017, In : Acta Medica Okayama. 71, 2, p. 161-169 9 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2 Citations (Scopus)

Emergency caesarean section saved both an anti-musk antibody-positive myasthenia gravis mother with pregnancy-induced hypertension and her premature baby

Takahashi, Y., Yamashita, T., Morihara, R., Nakano, Y., Sato, K., Takemoto, M., Hishikawa, N., Ohta, Y., Hayata, K., Masuyama, H., Okamura, T., Washio, Y. & Abe, K., Jan 1 2017, In : Internal Medicine. 56, 24, p. 3361-3364 4 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Successful pregnancy located in a uterine cesarean scar: A case report

Tamada, S., Masuyama, H., Maki, J., Eguchi, T., Mitsui, T., Eto, E., Hayata, K. & Hiramatsu, Y., Apr 1 2017, In : Case Reports in Women's Health. 14, p. 8-10 3 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
2016

Differences in uterine artery blood flow and fetal growth between the early and late onset of pregnancy-induced hypertension

Mitsui, T., Masuyama, H., Maki, J., Tamada, S., Hirano, Y., Eto, E., Nobumoto, E., Hayata, K. & Hiramatsu, Y., Jun 28 2016, (Accepted/In press) In : Journal of Medical Ultrasonics. p. 1-9 9 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Prenatal diagnosis of interrupted aortic arch: Usefulness of three-vessel and four-chamber views

Hirano, Y., Masuyama, H., Hayata, K., Eito, E., Nobumoto, E. & Hiramatsu, Y., 2016, In : Acta Medica Okayama. 70, 6, p. 485-491 7 p.

Research output: Contribution to journalArticle

Prenatal diagnosis of umbilical arteriovenous malformation

Suzui, I., Masuyama, H., Hirano, Y., Nishida, T., Hayata, K. & Hiramatsu, Y., Mar 28 2016, (Accepted/In press) In : Journal of Maternal-Fetal and Neonatal Medicine. p. 1-3 3 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Sex differences in early growth during the first three years of life in offspring from mothers with pregnancy-induced hypertension

Mitsui, T., Masuyama, H., Eguchi, T., Tamada, S., Eito, E., Hayata, K. & Hiramatsu, Y., Oct 1 2016, In : Pregnancy Hypertension. 6, 4, p. 361-366 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2015
1 Citation (Scopus)

Pregnancy complications and glucose intolerance in women with polycystic ovary syndrome

Sawada, M., Masuyama, H., Hayata, K., Kamada, Y., Nakamura, K. & Hiramatsu, Y., Nov 28 2015, In : Endocrine journal. 62, 11, p. 1017-1023 7 p.

Research output: Contribution to journalArticle

Open Access
17 Citations (Scopus)

当院におけるやせ妊婦の現状と周産期予後.

Hayata, K., 2013, In : 日本周産期・新生児医学会雑誌. 49, 3, p. 949-952 4 p.

Research output: Contribution to journalArticle

当院における緊急産褥搬送の現状.

Hayata, K., 2013, In : 現代産婦人科. 61, 2, p. 223-226 4 p.

Research output: Contribution to journalArticle

2011

A case of bronchopulmonary sequestration with a relatively good prognosis after fetal thoracoamniotic shunting

Komatsu, R., Nakata, M., Sumie, M., Hayata, K., Sekino, M., Okada, T., Ishida, M., Noma, J., Yoshida, N. & Akiyama, T., Jan 1 2011, In : choonpa igaku. 38, 4, p. 481-487 7 p.

Research output: Contribution to journalArticle

Specific ultrasonographic features of hypophosphatasia and hypochondrogenesis

Hayata, K., Komatsu, R., Sekino, M., Tatsumoto, Y., Yorimitsu, M., Masumoto, A., Ishida, M., Noma, J. & Yoshida, N., Feb 1 2011, In : choonpa igaku. 38, 3, p. 283-289 7 p.

Research output: Contribution to journalArticle

1985

Application of rapid and simultaneous measurement of sex steroid hormones to the monitoring of gonadotropin therapy

Hayata, K., Hayashi, N. & Sekiba, K., Jan 1 1985, In : Acta medica Okayama. 39, 3, p. 161-170 10 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)
9 Citations (Scopus)