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chromosomal diseases

 

It is estimated that 50% of spontaneous abortuses during the early months of gestation have a demonstrable chromosomal abnormality; there are, in addition, numerous smaller detectable errors and many others still beyond our range of identification. About 1% of all newborn infants possess a gross chromosomal abnormality.

Types

-  numerical chromosomal anomalies

-  structural chromosomal anomalies

-  chromosomal duplications

-  chromosomal recombinaisons

-  chromosomal translocations

-  ring chromosomes

-  gonosomal anomalies

-  mosaicism



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