Examining genes and chromosomes
Genetic testing examines DNA, which carries instructions for the body. Tests can identify genetic changes associated with a disorder or health condition.
Types of testing
- Diagnostic testing.
- Predictive and presymptomatic testing.
- Carrier testing.
- Prenatal testing.
- Newborn screening.
Choosing a test
The requested test depends on the clinical context, medical history and clinician’s request. The laboratory’s directory includes chromosome analysis, gene mutation testing and whole exome sequencing.