Is psoriatic arthritis rheumatoid arthritis?

rheumatoidresembling rheumatism. arthritis [ahr-thri´tis] (pl. arthri´tides) inflammation of a joint. adj., adj arthrit´ic. The term is often used by the public to indicate any disease involving...

No. There are many different forms of arthritis. (and rheumatoid arthritis is one of them). Most of which get their name as a result of their effect on joints. However rheumatoid arthritis RA is a...

While Juvenile arthritis seems to have a lot in common with RA Often it disappears without the patient ever seeing the problem again. Studies estimate that by adulthood, JRA symptoms disappear in...

No they are different diseases, they do however have some similarity's

the synovial membrane becomes severely inflamed. Usually thin and delicate, the synovium becomes thick and stiff, with numerous infoldings on its surface.