Patient: Description of condition (onset, main symptoms, hospital visited, etc.): Female, 36 years old, felt back pain with numbness in the buttocks on December 31, 2011, had a CT and MRI, which showed a cyst in the lumbosacral spinal canal, and currently feels back pain, numbness in the buttocks, and numbness in the left leg. I have been seen locally, but the diagnosis has not been confirmed. How should I treat it? Beijing Tiantan Hospital Neurosurgery Department: Try to choose conservative treatment. Please take photos and upload the examination films so that we can understand the condition and give treatment suggestions. Your condition has been understood, advice: click here to refer to my article “Sacral canal small cyst” Patient: I have uploaded the examination film, it is not clear, I will take a new photo Beijing Tiantan Hospital Neurosurgery Department: Read more about our reply to many other similar patients, this kind of cyst can be operated, but the more troublesome thing is that the cyst is more likely to recur. The MRI before and after surgery does not show much difference. Your condition has been understood. Suggestions: Click here to refer to my article “Postoperative distension and pain in sacral cyst” Patient: Dr. Yuan, look at this film, does the patient need surgery immediately for the time being, or is it conservative treatment for a period of time? Is it possible to perform surgery without opening the spine and use a puncture technique? If not, how long does it take to recover after surgery? Beijing Tiantan Hospital Neurosurgery Department: To do or not to do is mainly based on the symptoms, the first choice of conservative treatment, if the conservative treatment effect is really not obvious, and then consider invasive treatment. The puncture approach is generally more limited in terms of time for relief. The first thing you should do is to choose conservative treatment. Patient: Dr. Yuan, what methods are used for conservative treatment? Beijing Tiantan Hospital Neurosurgery Department: Sleeping on a hard bed, bed rest, rehabilitation, massage and physical therapy.