What Causes Itchy Arms?

Medical science is getting closer to understanding one of the most common causes of chronically itchy arms called brachioradial pruritus.

This means we’re also getting closer to helping people who suffer from this extremely frustrating condition!

A new study exploring the cause of brachioradial pruritus was just reported in the October issue of the Journal of the American Academy of Dermatology.  The authors used MRI imaging to look at the cervical spine of 41 patients suffering from chronic itching of what was otherwise normal appearing skin on the outer surface of their forearms arms (called brachioradial pruritus).  MRI imaging showed a very strong correlation between the itch and nerve compression in the patient’s neck. In fact, the exact site of the itch on the skin correlated precisely with the spinal location in the neck where the nerve resides that supplies that part of the arm skin (we call this a dermatome