Clinical conditions caused by an abnormal chromosome constitution in which there is extra or missing chromosome material (either a whole chromosome or a chromosome segment). (from Thompson et al., Genetics in Medicine, 5th ed, p429)

Synonyms: Chromosome Abnormality Disorders, Disorder, Chromosomal, Chromosome Disorder, Chromosomal Disorders, Chromosomal Disorder, Chromosome Disorders, Disorder, Chromosome Abnormality, Chromosome Abnormality Disorder, Disorder, Chromosome, Disorders, Chromosome, Autosomal Chromosome Disorder, Autosomal Chromosome Disorders, Disorders, Chromosomal, Chromosome Disorder, Autosomal, Chromosome Disorders, Autosomal