Financial analyst. A financial analyst, securities analyst, research analyst, equity analyst, investment analyst, or rating analyst is a person who performs financial analysis for external or internal financial clients as a core part of the job. Contents.
Share +. Text A A A. Rheumatoid arthritis (RA) is an autoimmune disease where the body's immune system attacks normal joint tissues, causing inflammation of the joint lining. This inflammation of the joint lining (called the synovium) can cause pain, stiffness, swelling, warmth, and redness.ext A A A. Rheumatoid arthritis (RA) is an autoimmune disease where the body's immune system attacks normal joint tissues, causing inflammation of the joint lining.
About RA. Rheumatoid arthritis (RA) is a disease that causes pain, swelling, and stiffness in the joints. In some people, it can also cause the joints to become damaged and deformed.heumatoid Arthritis (RA). A disease in which the immune system attacks the linings of the joints. This results in joint pain, stiffness, swelling, and destruction. PubMed Health Glossary. (Source: NIH-National Institute of Arthritis and Musculoskeletal and Skin Diseases). Part of: Arthritis, Autoimmune Disease.