Monoaicular joint involvement is seen in which of the following: September 2007

Ans. C: Tubercular Ahritis Causes of polyahritis: Crystal-induced synovitis: gout, pseudogout (calcium pyrophosphate deposition disease), hydroxyapatite Systemic rheumatic disease: rheumatoid ahritis, systemic lupus erythematosus, polymyositis/dermatomyositis, juvenile rheumatoid ahritis, scleroderma, SjOgren's syndrome, Behcet's syndrome Spondyloahropathies: ankylosing spondylitis, psoriatic ahritis, inflammatory bowel disease, reactive ahritis (Reiter's) Primary osteoahritis