Extrasalivary lymphoid abnormalities in Sjögren's syndrome (reticulum cell sarcoma, "pseudolymphoma," macroglobulinemia).

Aged Female Humans Lymph Nodes/pathology Lymphoid Tissue/pathology Lymphoma/complications Lymphoma, Non-Hodgkin/complications Male Middle Aged Radiography, Thoracic Salivary Glands/pathology Sjogren's Syndrome/complications,immunology,pathology Waldenstrom Macroglobulinemia/complications