The causative organism of hemolytic uremic syndrome is

The hemolytic uremic syndrome may occur as a complication in severe cases due to shigella. EHEC can give rise to diarrhea to fatal hemmorhagic colitis and hemmorhagic uraemic syndrome paicularly in young children and the elderly. Ref: Textbook of microbiology; Ananthanarayan and paniker's; 10th Edition; pg: 293