Koji Koyama

ORCID: 0000-0001-8930-8359 · 2 papers in corpus

diagnostic-accuracy 2015

Evaluation of human epididymis protein 4 (HE4) and Risk of Ovarian Malignancy Algorithm (ROMA) as diagnostic tools of type I and type II epithelial ovarian cancer in Japanese women

Tumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine ·doi:10.1007/s13277-014-2738-7

Human epididymis protein 4 (HE4) levels and the Risk of Ovarian Malignancy Algorithm (ROMA) have recently been shown to improve the sensitivity and specificity of epithelial ovarian cancer (EOC) diagnosis. We evaluated HE4 levels and ROMA a…

case-report 2001

Genetic analysis of a variant luteinizing hormone in an infertile woman

Archives of gynecology and obstetrics ·doi:10.1007/s004040000148

In a woman with infertility and an endometrial polyp, we analyzed the nucleotide sequence of the beta-subunit of her luteinizing hormone which showed anomalous immunogenecity in that it was recognized by time resolved-fluoroimmunoassay but …