Postherpetic Neuralgia Index

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Postherpetic neuralgia (PHN) is a painful complication of shingles. Symptoms include severe pain, itchy skin, and possible weakness or paralysis of the area. There is no treatment that is effective for all patients.

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    • Itching Itching can be a common problem. Itches can be localized or generalized. There are many causes of itching to include: infection...learn more »
      In This Article
      Itching Article
      • Itch facts
      • What is an itch?
      • What are associated symptoms and signs of itching?
      • What causes itching?
      • How is the cause of itching diagnosed?
      • Should I scratch the itch?
      • What are topical itch treatments? Are there any home remedies for itching?
      • What are oral itch treatments?
      • Can itching be prevented?
      • When should the doctor be consulted for itching?
      • What are possible complications of itching?
      • What is the prognosis (outlook) for itching?
    • Atopic Dermatitis Eczema is a general term for many types dermatitis (skin inflammation). Atopic dermatitis is the most common of the many types of...learn more »
      In This Article
      Atopic Dermatitis Article
      • Atopic dermatitis facts
      • What is atopic dermatitis?
      • What is the difference between atopic dermatitis and eczema?
      • How common is atopic dermatitis?
      • What causes atopic dermatitis?
      • Is atopic dermatitis contagious?
      • What are atopic dermatitis symptoms and signs?
      • Can atopic dermatitis affect the face?
      • What are the stages of atopic dermatitis?
      • How do physicians diagnose atopic dermatitis?
      • What factors can aggravate atopic dermatitis?
      • What are skin irritants in patients with atopic dermatitis?
      • What are allergens?
      • What are aeroallergens?
      • What is the treatment for atopic dermatitis?
      • What is the prognosis of atopic dermatitis?
    • Shingles Shingles, or herpes zoster, is a painful rash caused by the varicella zoster virus. Other symptoms include headache, fever,...learn more »
      In This Article
      Shingles Article
      • Shingles facts
      • What is shingles? What does shingles look like?
      • What causes shingles?
      • What are risk factors for shingles?
      • What is the contagious period for shingles?
      • What are shingles symptoms and signs?
      • How is shingles diagnosed?
      • What is the treatment for shingles?
      • Are there any home remedies for shingles?
      • What is the duration of a shingles outbreak?
      • What are complications of shingles?
      • What can be done for recurrent shingles?
      • What is the prognosis of shingles?
      • Is it possible to prevent shingles with a vaccine?
    • Pain Management Pain management and treatment can be simple or complex, according to its cause. There are two basic types of pain, nociceptive...learn more »
      In This Article
      Pain Management Article
      • Introduction to pain management
      • How is pain treatment guided?
      • What are the basic types of pain?
      • Nociceptive pain
      • Neuropathic pain
      • What are other causes of pain?
    • Chronic Pain Chronic pain is pain (an unpleasant sense of discomfort) that persists or progresses over a long period of time. In contrast to...learn more »
      In This Article
      Chronic Pain Article
      • Chronic pain facts*
      • Introduction to chronic pain
      • The A to Z of pain
      • How is pain diagnosed?
      • How is pain treated?
      • Pain management
      • What is the role of age and gender in pain?
      • A pain primer: what do we know about pain?
      • What is the future of pain research?
      • Appendix
      • Spine basics: the vertebrae, discs and spinal cord
      • The nervous system
      • Phantom pain: how does the brain feel?
      • Chili peppers, capsaicin and pain
      • Marijuana for pain treatment
      • Nerve blocks for pain treatment
      • Where can I get more information about pain?
    • Drug Abuse Drug addiction is a chronic disease that causes drug-seeking behavior and drug use despite negative consequences to the user and...learn more »
      In This Article
      Drug Abuse Article
      • Drug abuse and addiction facts
      • What is drug abuse?
      • What is drug addiction?
      • What types of drugs are commonly abused?
      • What are the physical and psychological effects of drug abuse and addiction?
      • What are causes and risk factors for drug abuse and addiction?
      • What are symptoms and signs of drug abuse and addiction?
      • What happens to your brain when you take drugs?
      • How is drug addiction diagnosed?
      • What is the treatment for drug addiction?
      • What are complications of drug addiction?
      • What is the prognosis of drug addiction?
      • Can drug abuse and addiction be prevented?
      • Where can people get help for drug abuse or addiction?

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