<prompt> Megaloblastic anemia In blind loop syndrome Is due to -Vitamen Bla malabsorptionBacterial overgrowthFrequent diarrhoeaDecrease iron intake  <response>: In blind loop syndrome, chronic diarrhoea malabsorption occur because of bacterial overgrowth recurrent gastrointestinal infections .The patient presents with watery diarrhoea anemia due to B12 deficiency .It is because of bacterial overutilisation of vitamin B12.Reference :Davidson;s principle practice of medicine 22nd edition pg no 883. 