根管治療術

根管治療術，又稱牙髓治療，粵語稱杜牙根，是牙醫學中治療牙髓壞死和牙根感染的一種手術。該手術保留了牙齒，因而與拔牙術互補。


Thubron possesses the same gifts. His account of an unexpected root-canal procedure at the hands of a chador-wearing dentist is a small masterpiece of painful hilarity.