Instead the painful of rheumatoid arthritis (RA), diagnose often difficult to determine early stages, because most RA begins with subtle symptoms and mimic early symptoms such as early morning stiffness, pain in muscle and connective tissue, osteoarthritis, and lupus.
Causes of RA itself not clear understood, but believed varies component related to joint lubricates involved.

However, from recent study, Rheumatoid Arthritis (RA) could early emerge through blood test.
They said from the raising the level of cytokines (inflammatory protein) which often found in the synovial tissue and some other factors in blood may predict as early warning.

The study itself based on comparison of blood test analyzed from 86 people who develop Rheumatoid Arthritis (before no symptoms) with other 256 healthy people.

From the analyzed founded the raising of several cytokines and related factors up to years before RA happen.

Solbritt Rantapää-Dahlqvist, M.D., from the University Hospital, Umea, Sweden, said, “Our findings present an opportunity for better predicting the risk of developing Rheumatoid Arthritis, long before symptoms emerge.”