Conclusion The limitedsurgery and effective decompression can improve curative effects and reduce complications of spinal canal stenosis of retrograde degeneration.
结论退变性腰椎管狭窄症的治疗采取有限化手术、有效化减压原则可减少并发症，提高疗效。
2
Various forms of eye surgery and laser or light therapies are used to treat wet AMD, but these are either risky or of limited help.
多种眼科手术、激光或者光照疗法被用于治疗湿性amd，但是它们不是风险太高就是疗效有限。
3
Cosmetic surgery is no longer limited to the wealthy; Banks offer loans for it.