Postherpetic Neuralgia
It’s the pain that lingers in about 10% of patients who come down with shingles, the mature version of chickenpox. (After you have chickenpox, the virus lies dormant in your brain and spinal cord and may re-activate as shingles as you age.) “When the shingles rash goes away, some patients are left with burning nerve pain that’s difficult to treat,” says Mackey.
