Fried K, Rosenblatt M, Mundel G, Krikler R
Clin Genet. 1975 Mar;7(3):192-6. doi: 10.1111/j.1399-0004.1975.tb00318.x.
A boy, in whom a ring chromosome 6 was found, presented with mental retardation and odd facies. He had a small head, bilateral epicanthus, broad nasal bridge, low set prominent ears, short neck and clasped thumbs. The ring chromosome was identified by the ASG banding technique.
一名被发现有6号环状染色体的男孩表现出智力发育迟缓及面容怪异。他头小,双侧内眦赘皮,鼻梁宽,耳朵低位且突出,脖子短,拇指内收。环状染色体通过ASG显带技术得以识别。