Inflammation of the joints in the extremities, particularly the small joints of the hands and feet.
From Greek 'akron' (extremity) + 'arthro-' (joint) + '-itis' (inflammation), a medical term specifically targeting arthritis that affects the peripheral joints.
Acroarthritis is common in rheumatoid arthritis, which attacks small joints first—there's something poignant about how autoimmune disease often starts by attacking the most delicate, useful parts of our bodies.
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