Chromosome aberration refers to an abnormality in the number or structure of chromosomes, which can result in various genetic disorders. There are many synonyms for this term, including chromosomal abnormalities, chromosomes disorder, genetic mutation, genetic aberration, chromosomal aberrations, and chromosomal anomalies. Chromosome aberrations can be caused by various factors, such as exposure to radiation or chemicals, errors during cell division, or inheriting a genetic mutation from parents. Detection of chromosome aberrations is important in diagnosis and treatment of genetic disorders, and can be achieved through various laboratory tests, such as karyotyping and fluorescence in situ hybridization (FISH).