2q モノソミー。 21トリソミーとは?原因や症状、特徴は?

Small Interstitial Deletion of the Long Arm of Chromosome 2 2q24. Interstitial deletion of the long arm of chromosome 2 in a malformed infant with karyotype 46, XX, del 2 q31q33. De novo interstitial deletion of the long arm of chromosome 2 in a malformed newborn karyotype : 46, XY, del 2 q12q14.。

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