Authors: Kim Rijkers Alida Postma Robert Riedl Olaf Schijns 
              Publish Date: 2013/11/20
              Volume: 156, Issue: 2, Pages: 427-428 
			  
              Abstract
              Central nervous system involvement in rheumatoid arthritis is rare but can occur as vasculitis pachymeningitis involving the dura mater and leptomeningitis involving the pia mater and arachnoid mater To the best of our knowledge only approximately 25 cases of rheumatoid meningitis have been reported thus far eg 1 2 3 4 5 6 7 8 9 10 The reported patients in the literature presented with a broad spectrum of neurological complaints including seizures headache confusion nausea and focal deficits including cranial nerve palsy 7 The key feature on MR imaging is diffuse meningeal enhancement We report on rheumatoid pachymeningitis presenting on MR imaging as a multinodular mass lesion suggestive of an intracranial malignancy
              
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