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Rheumatoid Arthritis, Causes, Signs and Symptoms, Diagnosis and Treatment.

. Chapters 0:00 Introduction 1:06 Causes of Rheumatoid arthritis 1:37 Symptoms of Rheumatoid arthritis 2:11 Diagnosis of Rheumatoid arthritis 3:30 Treatment of Rheumatoid arthritis Rheumatoid arthritis (RA) is a long-term autoimmune disorder that primarily affects joints.[1] It typically results in warm, swollen, and painful joints.[1] Pain and stiffness often worsen following rest.[1] Most commonly, the wrist and hands are involved, with the same joints typically involved on both sides of the body.[1] The disease may also affect other parts of the body, including skin, eyes, lungs, heart, nerves and blood.[1] This may result in a low red blood cell count, inflammation around the lungs, and inflammation around the heart.[1] Fever and low energy may also be present.[1] Often, symptoms come on gradually over weeks to months.[2] While the cause of rheumatoid arthritis is not clear, it is believed to involve a combination of genetic and environmental factors.[1] The underlying mechanism involves the body's immune system attacking the joints.[1] This results in inflammation and thickening of the joint capsule.[1] It also affects the underlying bone and cartilage.[1] The diagnosis is made mostly on the basis of a person's signs and symptoms.[2] X-rays and laboratory testing may support a diagnosis or exclude other diseases with similar symptoms.[1] Other diseases that may present similarly include systemic lupus erythematosus, psoriatic arthritis, and fibromyalgia among others.[2] The goals of treatment are to reduce pain, decrease inflammation, and improve a person's overall functioning.[5] This may be helped by balancing rest and exercise, the use of splints and braces, or the use of assistive devices.[1][6][7] Pain medications, steroids, and NSAIDs are frequently used to help with symptoms.[1] Disease-modifying antirheumatic drugs (DMARDs), such as hydroxychloroquine and methotrexate, may be used to try to slow the progression of disease.[1] Biological DMARDs may be used when disease does not respond to other treatments.[8] However, they may have a greater rate of adverse effects.[9] Surgery to repair, replace, or fuse joints may help in certain situations.[1] RA affects about 24.5 million people as of 2015.[10] This is between 0.5 and 1% of adults in the developed world with 5 and 50 per 100,000 people newly developing the condition each year.[3] Onset is most frequent during middle age and women are affected 2.5 times as frequently as men.[1] It resulted in 38,000 deaths in 2013, up from 28,000 deaths in 1990.[11] The first recognized description of RA was made in 1800 by Dr. Augustin Jacob Landré-Beauvais (1772–1840) of Paris.[12] The term rheumatoid arthritis is based on the Greek for watery and inflamed joints.[13]