MEFV and familial Mediterranean fever: In the case clinically diagnosed as FMF, but who has without frequent mutations of the MEFV gene, the whole exome sequence analysis was performed and a new mutation called S145G (p.Ser145Gly, c.433A>G) was identified in exon 2 of the MEFV gene (https://infevers.umai-montpellier.fr/web/detail_mutation.php).