In Mendelian inheritance patterns, you receive one version of a gene, called an allele, from each parent. These alleles can be dominant or recessive. Non-Mendelian genetics don’t completely follow ...

Genetic testing for chronic myeloid leukemia (CML) can tell doctors if someone has leukemia, what type they may have, and whether treatment is working. The tests look for atypical changes in certain ...

Genetic disorders can occur due to mutations in one gene (monogenic), multiple genes (multifactorial inheritance), and mutation in one or more chromosomes. Point mutations are where one nucleotide in ...

Genetic testing can help doctors diagnose some neurological disorders, such as Huntington’s disease. It can also provide insights into a person’s risk of future health conditions. Genetic testing ...

Scientists at St. Jude Children's Research Hospital have found that genetics and type of cancer treatment contribute most to a survivor's risk of a second cancer. Physicians caring for survivors of ...

Get the answers you need. Our Care Advisors can help you learn about becoming an MSK patient. MSK understands the cancer care needs of people who have hereditary breast cancer. Our experts choose ...