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Is itching a side effect of dementia? Understanding the link between neurological and skin symptoms

According to a 2024 study, itching of undetermined origin is disproportionately represented in patients with frontotemporal lobar degeneration (FTLD-SD) compared to Alzheimer's disease. This finding suggests a significant neurological component to unexplained itchiness. This complex issue raises the question: **Is itching a side effect of dementia** or a related symptom?