A rare genetic disease reported in two siblings of consanguineous Arab parents and is characterized by cystic fibrosis, gastritis associated with Helicobacter pylori, folate deficiency megaloblastic anemia, and intellectual disability. There have been no further descriptions in the literature since 1991. The disease is cystic fibrosis-gastritis-megaloblastic anemia syndrome (MONDO_0009062). Also known as: Lubani-Al Saleh-Teebi syndrome.