Rheumatoid extra-articular manifestations

Rheumatoid nodules
Vasculitis
Occular inflammation
Amyloidosis
Nephropathy & renal failure
Cardiac (pericarditis, myocarditis, conduction defects aortitis)
Respiratory (pneumonitis, pleuritis, interstitial fibrosis)
Myositis & muscle atrophy
Neuropathy
Anaemia (normochromic & microcytic)
GIT (salivary problems & peptic ulceration)
Cerebral complication
Feltys Syndrome (splenomegally, leukopenia, lymphadenopathy, anaemia, skin pigmentation, weight loss)
Sjogrens Syndrome (conjunctivial dryness or sicca syndrome)