Large joint pain, chronic painful scleritis every few months left eye, lump inside left elbow, fatigue for the last 3yrs. recent blood tests for rheumatoid and lupus within normal ranges. however, c3 and c4 levels were normal high. any ideas?

Recurrent scleritis, joint pains,elevated complement levels are seen in autoimmune disease. There are other specialized testing for autoimmune disease such as RNP, certain antibodies. Are you being seen by a rheumatologist? If not see one. Otherwise consult one at a department of rheumatology at a university hospital near you.

If you really have multiple episodes of scleritis, it is a big deal. With your other symptoms this is quite possibly an autominnune deficiency that needs system treatment. You should consult a rheumatologist for a definitive diagnosis. Regardless, you should see an ophthalmologist to treat the scleritis. Untreated or under treated, recurrent scleritis can be very serious and even blinding