Tumour MLH1 promoter region methylation testing is an effective prescreen for Lynch Syndrome (HNPCC).

Authors Newton K, Jorgensen NM, Wallace AJ, et al.
Citation J Med Genet. 2014 Dec;51(12):789-96.
PubMedLink https://pubmed.ncbi.nlm.nih.gov/25280751/
PMCID PMC5159427