Tags: Disease.
Distal intestinal obstruction syndrome (DIOS) involves blockage of the intestines by thickened stool and occurs in individuals with cystic fibrosis. DIOS was previously known as meconium ileus equivalent a name which highlights its similarity to the intestinal obstruction seen in newborn infants with cystic fibrosis. DIOS tends to occur in older individuals with pancreatic insufficiency. Individuals with DIOS may be predisposed to constipation.