[Tibial pain and unilateral knee arthritis: Precursors of paraneoplastic arthropathy].

Various rheumatic symptoms can occur in association with malignancies and are termed the so-called paraneoplastic arthropathy. The clinical picture is often similar to primary inflammatory rheumatic diseases. At present there exist no epidemiological data on this disease entity. The case of a patient with tibial pain and unilateral knee arthritis as precursors of a paraneoplastic syndrome is presented. The patient presented with the clinical manifestation of small cell lung cancer 2 years after the first presentation in the rheumatology clinic.