Primary gastrointestinal lymphoma.
D002446:Celiac Disease / Q000150:complications; D005770:Gastrointestinal Neoplasms / Q000150:complications / Q000473:pathology*; D006801:Humans; D008223:Lymphoma / Q000150:complications / Q000473:pathology*; D008286:Malabsorption Syndromes / Q000150:complications / Q000473:pathology; D010950:Plasma Cells / Q000473:pathology