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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]
[2] [8] [9] The most common forms are osteoarthritis (most commonly seen in weightbearing joints) and rheumatoid arthritis. [2] Osteoarthritis usually occurs as an individual ages and often affects the hips, knees, shoulders, and fingers. [5] Rheumatoid arthritis is an autoimmune disorder that often affects the hands and feet. [5]
Up to 10% of patients with rheumatoid arthritis are at risk of sudden death due to unrecognized cord compression. [2] Thus surgical intervention is a reasonable choice in the presence of a neurologic deficit as a result of instability. In fact, early surgery for atlantoaxial subluxation may actually delay the debilitating progress of myelopathy ...
High levels of rheumatoid factor (in general, above 20 IU/mL, 1:40, or over the 95th percentile; there is some variation among labs) occur in rheumatoid arthritis (present in 80%) and Sjögren's syndrome (present in 50-70% of primary forms of disease). [11] The higher the level of RF the greater the probability of destructive articular disease.
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Stroke could occur at any age, including in childhood, the risk of stroke increases exponentially from 30 years of age, and the cause varies by age. [35] Advanced age is one of the most significant stroke risk factors. 95% of strokes occur in people age 45 and older, and two-thirds of strokes occur in those over the age of 65.
Val Kilmer is stepping back into the spotlight. The "Top Gun" actor made a very rare public appearance on Monday at a charity basketball game, where he wore a button-down shirt painted with the ...
While cancer rates have fallen in the U.S. as a whole over the last few years, there's been a disturbing rise in pancreatic cancer diagnoses. More specifically, rates are spiking in women under ...