The analyst performs a molecular cytogenetic test using chromosomal in situ hybridization to analyze 10 to 30 cells, typically from amniotic fluid, blood, or tissue. A method such as fluorescence in situ hybridization, FISH, tests cells for genetic abnormalities such as a microdeletion, a loss of a small piece of a chromosome.
For clinical responsibility, terminology, tips and additional info
start codify free trial.