Herpes Zoster (Shingles)

Shingles

Overview

A viral infection caused by reactivation of the varicella-zoster virus (the same virus that causes chickenpox). The infection typically appears as a painful rash in a dermatomal distribution on one side of the body. Early antiviral treatment is crucial to reduce complications and duration of illness.

Key Symptoms

• Burning or sharp pain along nerve distribution
• Tingling or numbness before rash appears
• Red rash that progresses to fluid-filled blisters
• Fever and chills
• Fatigue and malaise
• Sensitivity to touch in affected area

Affected Areas

Thoracic dermatomal distribution, Trigeminal nerve distribution (face), Lumbar or sacral areas, Neck and shoulder region

Care Instructions

1. Start antiviral medication (acyclovir, valacyclovir) as soon as possible.
2. Keep blisters clean and dry.
3. Apply cool compresses for pain relief.
4. Use topical pain relievers like lidocaine patches.
5. Avoid touching or scratching blisters to prevent secondary infection.
6. Watch for complications like postherpetic neuralgia.

Medical Disclaimer: This information is for educational purposes only and does not replace professional medical advice. Always consult a qualified dermatologist for diagnosis and treatment.

Prevalence: Affects approximately 1 million people annually in the US, with incidence increasing after age 50