Caldwell Luc surgery (CWS) is almost 120 years old now and it still enjoys an important place in ENT Surgeons armamentarium. The logic behind this surgery is to replace the diseased and scarred mucosa from maxillary sinus with new mucosa. In the initial period of this long journey the surgery gained many other important indications which also includes approach to surrounding structures which makes...... hiện toàn bộ