<unk>  occurs in HIV positive patients with low CD4 counts. It is similar to Sjögren's syndrome, with painless parotid and submandibular swelling, and sicca symptoms. The syndrome typically improves with HAART.
Diffuse infiltrative lymphocytosis syndrome
Thymoma with immunodeficiency
AIDS-related lymphoma
Hemophagocytic lymphohistiocytosis
Bare lymphocyte syndrome
Autoimmune lymphoproliferative syndrome
Fibrin-associated diffuse large B-cell lymphoma
Primary effusion lymphoma