title: Myotonic dystrophy type 1 presenting as male infertility.
abstract: Myotonic dystrophy 1 (DM1) is a multi-system disorder characterized by endocrine defects that include testicular and tubular atrophy, oligospermia and azoospermia, and increased follicle-stimulating hormone levels. We describe a rare case of DM1 presenting as infertility in a 29-year-old man.
authors.affiliation: Department of Urology, Soonchunhyang University Seoul Hospital, Soonchunhyang University College of Medicine, Seoul, Korea.
authors.forename: Woong Bin
authors.initials: WB
authors.lastname: Kim
authors.forename: Ji Yun
authors.initials: JY
authors.lastname: Jeong
authors.forename: Seung Whan
authors.initials: SW
authors.lastname: Doo
authors.forename: Won Jae
authors.initials: WJ
authors.lastname: Yang
authors.forename: Yun Seob
authors.initials: YS
authors.lastname: Song
authors.forename: Seung Ryul
authors.initials: SR
authors.lastname: Lee
authors.forename: Ji Woong
authors.initials: JW
authors.lastname: Park
authors.forename: Dong Won
authors.initials: DW
authors.lastname: Kim