科芬-西里斯症候群是一种罕见的先天性遗传病,患者可能出现智力低下、发育迟缓、很长的睫毛、宽大的嘴巴、厚唇、粗糙外观、小指或指甲发育不全,及小指远端指骨缺失等特征。
其发生率为少于1/1000000,通常女性多于男性,比率甚至达3倍。
遗传方面,其遗传方式为大多数个案皆为偶然且随机。
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