Sporadic cases of SLC26A3-related CLD have been reported worldwide, but founder mutations are associated with higher incidences in Finland (1:30,000 to 1:40,000), Poland (1:200,000) and in the Arab Middle East (1:3200–1:5000) [4]. The gene discussed is SLC26A3; the disease is congenital secretory chloride diarrhea 1.