What is Post Herpetic Neuralgia?
Post-herpetic neuralgia (PHN) is a persistent and often debilitating neuropathic pain that arises as a complication of shingles, a viral infection caused by the varicella-zoster virus (VZV). While shingles itself typically resolves within a few weeks, PHN can linger for months or even years, significantly impacting the quality of life for those affected. The pain […]
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