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  2. Rheumatoid factor - Wikipedia

    en.wikipedia.org/wiki/Rheumatoid_factor

    The sensitivity of RF for established rheumatoid arthritis is only 60 to 70 percente with a specificity of 78 percent. [8] Rheumatoid factor is part of the 2010 ACR/EULAR classification criteria for rheumatoid arthritis. RF positivity combines well with anti-CCP and/or 14-3-3η to inform diagnosis. [9]

  3. Autoimmune disease - Wikipedia

    en.wikipedia.org/wiki/Autoimmune_disease

    The estimated community prevalence, which takes into account the observation that many people have more than one autoimmune disease, was 4.5% overall, with 2.7% for males and 6.4% for females. [74] A 2024 estimate was that 1 in 15 people in the U.S. had at least one autoimmune disease. [76]

  4. Inflammation - Wikipedia

    en.wikipedia.org/wiki/Inflammation

    Genome-wide analyses of human cancer tissues reveal that a single typical cancer cell may possess roughly 100 mutations in coding regions, 10–20 of which are "driver mutations" that contribute to cancer development. [46] However, chronic inflammation also causes epigenetic changes such as DNA methylations, that are often more common than ...

  5. For non-EATL cancers it is thought the mineralemias such as zinc and selenium may play a role in increasing risk. [19] GSE associated cancers are invariably associated with advanced coeliac disease, however, in de-novo EATL, the cancer is frequently detected in advance of the coeliac diagnosis, also EATL is the most common neoplasm.

  6. Chronic condition - Wikipedia

    en.wikipedia.org/wiki/Chronic_condition

    In 2002, the U.S. Department of Health and Human Services stated that the health care for chronic diseases cost the most among all health problems in the U.S. [43] Healthy People 2010 reported that more than 75% of the $2 trillion spent annually in U.S. medical care are due to chronic conditions; spending are even higher in proportion for ...

  7. Rh blood group system - Wikipedia

    en.wikipedia.org/wiki/Rh_blood_group_system

    Thus, notwithstanding it is a misnomer, the term survives (e.g., rhesus blood group system and the obsolete terms rhesus factor, rhesus positive, and rhesus negative – all three of which actually refer specifically and only to the Rh D factor and are thus misleading when unmodified). Contemporary practice is to use "Rh" as a term of art ...

  8. Chronic pain - Wikipedia

    en.wikipedia.org/wiki/Chronic_pain

    The results show that an average of 8% to 11.2% of people in different countries have severe chronic pain, and its epidemic is higher in industrialized countries than in other countries. According to the estimates of the American Medical Association , the costs related to this disease in this country are about 560 to 635 billion dollars.

  9. Immune system - Wikipedia

    en.wikipedia.org/wiki/Immune_system

    A scanning electron microscope image of a single neutrophil (yellow/right), engulfing anthrax bacteria (orange/left) – scale bar is 5 μm (false color). The immune system is a network of biological systems that protects an organism from diseases.