The phrase "carrier status" refers to whether a person has certain genes or traits, but may not show any symptoms or have the condition themselves. It means they can pass those genes or traits to their children. Full definition
For some, genome sequencing information will be impactful in the management of disease or risk for disease or the determination of carrier status for use in family planning. (clinicallab.org)
Genetic testing can then be used to confirm carrier status in people with a positive result. (23andme.com)
For many health problems, no genetic test to determine carrier status currently exists. (thedogplace.org)