[Local angioimmunoblastic lymphadenopathy (lymphogranulomatosis X). The position of angioimmunoblastic lymphadenopathy within the malignant lymphomas].

Three cases with angioimmunoblastic lymphadenopathy are reported. Two patients presented with a localized manifestation in the area of an unspecific focus. The third patient presented with the classic clinical picture. A hypothesis is set up for the aetiology, pathogenesis and for the differences in the clinical course of the illness.