Gray G Anthony, Dascanio John J, Kasimanickam Ramanathan, Sponenberg D Phillip
Department of Large Animal Clinical Sciences, Virginia-Maryland Regional College of Veterinary Medicine, Virginia Tech, Blacksburg, Virginia 24061, USA.
Can Vet J. 2007 Jul;48(7):741-4.
A 4-year-old alpaca stud was presented for examination of his reproductive tract. Ultrasonographic examination of the gonads revealed 2 cystic structures associated with the head of each epididymis. Biopsies of each testicle evidenced mild testicular degeneration. Histopathologic examination of the gonads revealed cystic efferent ductules in the head of each epididymis.
一头4岁的种用羊驼被送来检查其生殖道。对性腺进行超声检查发现,每个附睾头部有2个囊性结构。对每个睾丸进行活检,结果显示睾丸有轻度退化。对性腺进行组织病理学检查发现,每个附睾头部有囊性输出小管。