karyotype

Example:The karyotype showed normal chromosome numbers, while the genetic testing indicated a chromosomal deletion in one of the chromosomes.

Definition:A type of chromosomal abnormality where a section of a chromosome is missing, which is the opposite of a karyotype analysis revealing an abnormal number or structure of chromosomes.

Example:Karyotype analysis ruled out any chromosomal duplications but identified an unexpected small deletion.

Definition:A chromosomal abnormality where a section of a chromosome is present in more than the usual number of copies, which contrasts with a normal karyotype.