What do people with celiac disease die of to increase the mortality rate?

Increased mortality rates in those with celiac disease are due to an increase especially, but not exclusively, in intestinal lymphomas. Also, other gastrointestinal cancers seem to be more frequent and contribute to an increased in the death rate for those with celiac disease.

Fortunately, many see their increased rate of cancer decrease to that of the general population once on a strict, gluten-free diet.