Arthritis is an inflammation of the joints that can cause debilitating joint pain. Arthritis obliterans μk 100. While it is said that there are over 100 types of arthritis and rheumatic diseases, just a handful of those are prevalent and well- known. Did you know that there are more than 100 types of arthritis? Arthritis is an informal way of referring to more than 100 types of joint diseases that affect 53 million adults and 300000 children in the U. Actually, there are over 100 types of arthritis. There is more than one cause, just as there is more than one type of arthritis. The vast nature of. There are more than 100 different kinds of arthritis and related. Learn about some of the most common forms, including what they are, what.