proband
nounEtymology From international scientific vocabulary, from New Latin, from Latin probandus (“the one to be tested”) (denoting, in this application, the first one tested); By surface analysis, probe + -and.
1
Biology, Genetics, Medicine, Natural sciences, Sciences An individual who presents with a genetic disorder or other specific characteristic, when this leads to the genetic investigation of the individual's family.
- The proband was 8 years old and had a dyseidetic pattern, as did his father, who was also tested.1992, Helene V. Fatt, Genetics for Primary Eye Care Practitioners, page 82:
- Derived terms
- probandwise
- Related terms
- index case, index patient, patient zero