![patients with unexplainable chronic itch have unique blood biomarkers that could eventually lead to new targeted treatments](https://utterbuzz.com/wp-content/uploads/2024/08/patients-with-unexplainable-chronic-itch-have-unique-blood-biomarkers-that-could-eventually-lead-to-new-targeted-treatments-640x427.jpg)
Millions of patients worldwide suffer from a chronic itching condition with no identifiable cause — a condition known as chronic pruritus of unknown origin (CPUO) — that has no targeted therapies approved to treat it. Many of these patients suffer for years with little relief, but a new study may provide hope for future treatments. Patients were found to have lower than normal levels of metabolite biomarkers in the blood plasma that could point to a cause of their excruciating symptoms.