Is NTTCP antibody diagnostic for rheumatoid arthritis?

Is NTTCP antibody diagnostic for rheumatoid arthritis?

In this video, Dr. Ved Chaturvedi, Rheumatologist, Sir Ganga Ram Hospital, Delhi, will talk about diagnostic evaluation for rheumatoid arthritis. A new test has come known as NTTCP antibody which is more specific almost 97% accurate in diagnosing rheumatoid arthritis. This is a marker test which can diagnose early stages of the disease.