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4. What is the Cause of Prurigo Nodularis?

Unfortunately, experts do not know the cause of prurigo nodularis. However, there is an established link between this and conditions such as liver and autoimmune disease. In addition, people with Becker's nevus—a skin disorder that leads to irregular pigmentation on the torso or arms—tend to have a higher risk of developing the nodules.

causes prurigo nodularis

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