A discectomy is performed when the intervertebral disc has herniated or torn. When cauda equina syndrome is caused by a herniated disk early surgical decompression is recommended. This is a treatment for a herniated, bulging, or degenerated disc. In 2003 Muir had his first of two back surgeries for a ruptured, herniated disc. On June 16, he underwent neck surgery to repair the herniated disc. Lemieux's back injury progressed into a herniated disc, which subsequently developed an infection. In January, Pospisil underwent surgery to repair a herniated disk. Some reviews have suggested ozone as potential treatment for herniated discs and diabetic neuropathy. Other conditions that may present similarly include a herniated disc. On 26 November 2009, Hallyday underwent surgery in Paris to repair a herniated disc. He suffered from a herniated disc and was told to rest by doctors. Unfortunately, amongst other production problems, he began suffering from a herniated disc. On July 21, 2016, Watt underwent back surgery for a herniated disc. It can also be torn, ripped, herniated, and degenerated, but it cannot "slip". "C. acnes" has been found in herniated discs.