title: Mixed connective tissue disease, Sjögren's syndrome, and abdominal pseudolymphoma.
abstract: A young female with mixed connective tissue disease (MCTD) presented with the unusual occurrence of abdominal pseudolymphoma. Although the pseudolymphoma could be related to concomitant sicca complex, some data suggest that MCTD, as such, could carry a high incidence of malignancy.
mesh_terms: D000008:Abdominal Neoplasms / Q000209:etiology* / Q000473:pathology; D000328:Adult; D000974:Antibodies, Antinuclear / Q000032:analysis; D005260:Female; D006801:Humans; D008198:Lymph Nodes / Q000473:pathology; D008223:Lymphoma / Q000209:etiology* / Q000473:pathology; D008947:Mixed Connective Tissue Disease / Q000150:complications* / Q000276:immunology; D012859:Sjogren's Syndrome / Q000150:complications* / Q000276:immunology
chemical_list: D000974:Antibodies, Antinuclear; C035356:SS-A antibodies