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Angiodysplasia is the most common vascular lesion of the gastrointestinal tract, and this condition may be asymptomatic, or it may cause gastrointestinal (GI) bleeding.
lymphadenopathy. angioimmunoblastic lymphadenopathy, angioimmunoblastic lymphadenopathy with dysproteinemia (AILD) a systemic lymphoma-like disorder characterized by malaise, generalized lymphadenopathy, and constitutional symptoms; it is a nonmalignant hyperimmune reaction to chronic antigenic stimulation. a swelling of the lymph nodes that is associated with HIV infection and AIDS. See acquired immunodeficiency syndrome (AIDS). lymphadenopathy, regional, n the involvement of nodes draining a specific region (e.g., submental nodes draining the middle of the lower lip, floor of the oral cavity, skin of the chin).