Rheumatology
Rheumatology deals with a condition known as Rheumatoid Arthritis caused due to autoimmune disorder. In this condition, the development of antibodies is seen in the blood that attacks the blood tissues leading to intense and sharp pains. This affects the lining of joints, which can lead to redness, burning sensations, and swelling. This disease usually affects the hands and feet and can spread to other parts like the skin, eyes, lungs, heart, and nerves.