CD79A and cranioectodermal dysplasia: In contrast, a large population study by Elfström et al. found a positive association between CeD and pancreatic cancer during the first year of follow-up among patients with biopsy-confirmed CeD, inflammation, or latent CeD (normal mucosa but positive TGA IgA, EMA IgA, or tissue transglutaminase test at the time of biopsy).