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Definition

noun, plural: trinucleotide repeat disorders

Any of a set of genetic disorders caused by codon reiteration or trinucleotide repeats exceeding the stable threshold. This codon reiteration expand in successive generations resulting in a non-Mendelian inheritance pattern.

Supplement

Fragile X syndrome, Huntington disease, myotonic dystrophy, and Machado-Joseph disease are some of the examples of this type of disorder

Also called:

• trinucleotide repeat expansion disorder
• triplet repeat expansion disorder
• trinucleotide repeat disorder

Mentioned in:

• non-Mendelian inheritance