This condition is more common in people with Type 1 diabetes because both Type 1 diabetes and coeliac disease are auto immune diseases. 2 – 10% of people with coeliac disease will also have Type 1 diabetes.
However there is no increased risk of coeliac disease in people with Type 2 diabetes.
What are the signs?
Recurrent hypos can be a sign.When children have diabetes as well as growth problems, it may be a sign. Children and adults with Type 1 diabetes should be tested every 3 years for coeliac disease.
(Source - Diabetes balance)