MTTP and Constitutional hemolytic anemia due to acanthocytosis: Although, the clinical data available were rather incomplete (especially hepatic exploration), our patients presented the typical hematologic and gastrointestinal features of ABL such as acanthocytosis, diarrhea during infancy and malabsorption with mild anemia (proband II.2 of family D in this paper) which was reported in some cases of ABL [10,21].