How many types of arthritis exist?
There are many types of arthritis (over 100 identified). The types of arthritis range from those related to wear and tear of cartilage (such as osteoarthritis) to those associated with inflammation resulting from a misdirected immune system (such as rheumatoid arthritis). While osteoarthritis and rheumatoid arthritis are common types of arthritis, there are many other common and uncommon types of arthritis. Other types of inflammatory arthritis include
- Psoriatic arthritis
- Ankylosing Spondylitis
- Reactive Arthritis
Types of infectious arthritis include septic arthritis and Lyme arthritis.