异常核型涉及到三体型、单体型、罗伯逊易位、相互易位、不平衡重排等。
The abnormal is concerned in trisomy, monosomy, Robertsonian translocation, reciprocal translocation and rearrange.
染色体结构改变造成遗传物质的重新排列。若为非平衡型重排，则可导致异常表型。
Rearrangement — Chromosome breakage followed by reconstitution in an abnormal combination. If unbalanced, the rearrangement can produce an abnormal phenotype.
染色体结构改变造成遗传物质的重新排列。若为非平衡型重排，则可导致异常表型。
Rearrangement — Chromosome breakage followed by reconstitution in an abnormal combination. If unbalanced, the rearrangement can produce an abnormal phenotype.
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