<prompt> Indication of systemic steroids in rheumatoid ahritis is:Mononeuritis multiplexCarpul tunnel syndromePresence of deformitiesAicular cailage involvement  <response>: Answer is A Mononeuritis Multiplex : Mononeuritis multiplex in Rheumatoid ahritis is due to nerve ischaemia from occlusion of vaso nervosum due to vasculitic change - Harrison Indications of Steroids in Rheumatoid ahritis include: On sho term basis to tide over acute disabling episodes etc. To manage serious extra-aicular manifestations such as: Vasculitis: exemplified here by mononeuritis multiplex Pericarditis Perforating eye lesions etc. 