MSLN and Miyoshi myopathy: In the presence of the haplotype CGA with mutations at the three nucleotide positions −724, −621, −171 in front of the translation start site in the 5′-UTR MSLN promoter region, the mesothelin cut-off in our study was most frequently exceeded in the asbestos-exposed controls as well as in the prediagnostic MM cases, but not in the manifest cases.