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近端18q缺失综合征合并孤独症新增1例报道

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摘要 18号染色体长臂(18q)缺失,在活产婴中发病率约为1/40 000[1]。大多数是末端18q缺失(distal18q-syndrome),断裂点在q21.1-18q末端之间的约30Mb内。而近端缺失(proximal interstitial 18q deletion)断裂点在q12-q21或着丝粒到18q21.1的46Mb之间,该型发病率较少,至今仅30例报道,临床特征为轻度颜面部发育异常,行为问题,中到重度精神发育迟滞,肌张力低下,癫痫,肥胖等。
出处 《中国儿童保健杂志》 CAS 2015年第9期1005-1008,共4页 Chinese Journal of Child Health Care
基金 国家自然科学基金课题(2013NSFC:81371270)
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参考文献16

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