The basic answer is that the immune system reacts to some stimulus in a abnormal (auto-immune) way. An example is when the body has a strep throat a portion of the population will develop antibodies to strep (which is normal) but those antibodies attack the heart mitral valve or heart muscle causing damage (the abnormal or auto-immune part). That condition is known as Rheumatic fever,
Answered 6/2/2023
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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