1.chronic pancreatitis.
2.cholestasis.
3.cystic fibrosis.
4.primary biliary cirrhosis.
5.Crohn's disease.
6.short bowel syndrome.
The leading cause of preventable blindness in children is vitamin A deficiency (VAD), which raises the risk of illness and death from serious infections. VAD triggers night-blindness in pregnant women and can increase the risk of maternal mortality.
