Unusual manifestation of multiple myeloma: focal affection of central nervous system in a patient with chronic lymphocytic leukaemia.

Introduction: Involvement of the central nervous system as the first manifestation of multiple myeloma is very rare.

Aim: To present an unusual case of the primomanifestation of a multiple myeloma in the form of a focal affection of the central nervous system in a patient with chronic lymphocytic leukaemia.

Methods And Results: A female patient diagnosed with chronic B-lymphocytic leukaemia with gradually increasing right-sided cerebellar symptomatology.