71-Year-Old Woman Experiences Unexplained Thigh Pain

• A 71-year-old woman in fairly good health experiences constant burning pain in her upper left leg.
• The woman takes a statin for high cholesterol and has been diagnosed with spinal stenosis.
• The pain began in April and has persisted without a clear cause despite blood tests and a hip X-ray.
• The woman sought advice from a medical column, but no definitive diagnosis was provided.
• The pain is localized to the upper left leg and is described as a burning sensation that never wavers.