A novel RFX6 heterozygous mutation (p.R652X) in maturity-onset diabetes mellitus: A case report

  • Sakiho Imaki
  • , Katsumi Iizuka
  • , Yukio Horikawa
  • , Megumi Yasuda
  • , Sodai Kubota
  • , Takehiro Kato
  • , Yanyan Liu
  • , Ken Takao
  • , Masami Mizuno
  • , Takuo Hirota
  • , Tetsuya Suwa
  • , Kazuyoshi Hosomichi
  • , Atsushi Tajima
  • , Yuuka Fujiwara
  • , Yuji Yamazaki
  • , Hitoshi Kuwata
  • , Yutaka Seino
  • , Daisuke Yabe

Research output: Contribution to journalArticlepeer-review

12 Citations (Scopus)

Abstract

Heterozygous RFX6 mutation has emerged as a potential cause of maturity-onset diabetes mellitus of the young (MODY). A 16-year-old female was diagnosed with diabetes by her family doctor and was referred to our institution for genetic examination. Genetic testing revealed a novel RFX6 heterozygous mutation (NM_173560: exon17: c.1954C>T: p.R652X) in the patient and in her mother and brother. She had no islet-specific autoantibodies and showed a reduced meal-induced response of insulin, glucose-dependent insulinotropic polypeptide, and glucagon-like peptide-1, which is consistent with the phenotype of MODY due to heterozygous RFX6 mutation. In conclusion, we report a case of MODY due to a novel heterozygous mutation, p.R652X.

Original languageEnglish
Pages (from-to)1914-1918
Number of pages5
JournalJournal of Diabetes Investigation
Volume12
Issue number10
DOIs
Publication statusPublished - 10-2021
Externally publishedYes

All Science Journal Classification (ASJC) codes

  • Internal Medicine
  • Endocrinology, Diabetes and Metabolism

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