AIM:To investigate the morbidity,mortality,recurrence and technical aspects of two distinct surgical strategies that were implemented in successive periods.METHODS:Ninty-two patients with 113 cysts underwent surgical ...AIM:To investigate the morbidity,mortality,recurrence and technical aspects of two distinct surgical strategies that were implemented in successive periods.METHODS:Ninty-two patients with 113 cysts underwent surgical procedures.The study was divided into 2 periods.Data from first period(P1) were compiled retrospectively.The surgical strategy was conservative surgery.The second period(P2) included a prospective study conducted according to a protocol following the criterion that radical procedures should be performed whenever it is technically feasible.RESULTS:Patients of both periods showed no statistically significant differences in age,gender,cyst location or mortality.Among the P2 group,patients exhibited more preoperative jaundice,and cyst size was smaller(P < 0.05).Changes in surgical strategy increased the rate of radical surgery,decreases morbidity and in-hospital stay(P < 0.001).A negative result in P2 was the death of two old patients(4.8%) who had undergone conser-vative treatments.The rate of radical surgery in P2 was around 75%.CONCLUSION:Radical surgery should be the technique of choice whenever it is feasible,because it diminishes morbidity and in-hospital stay.Conservative surgery must be employed only in selected cases.展开更多
文摘AIM:To investigate the morbidity,mortality,recurrence and technical aspects of two distinct surgical strategies that were implemented in successive periods.METHODS:Ninty-two patients with 113 cysts underwent surgical procedures.The study was divided into 2 periods.Data from first period(P1) were compiled retrospectively.The surgical strategy was conservative surgery.The second period(P2) included a prospective study conducted according to a protocol following the criterion that radical procedures should be performed whenever it is technically feasible.RESULTS:Patients of both periods showed no statistically significant differences in age,gender,cyst location or mortality.Among the P2 group,patients exhibited more preoperative jaundice,and cyst size was smaller(P < 0.05).Changes in surgical strategy increased the rate of radical surgery,decreases morbidity and in-hospital stay(P < 0.001).A negative result in P2 was the death of two old patients(4.8%) who had undergone conser-vative treatments.The rate of radical surgery in P2 was around 75%.CONCLUSION:Radical surgery should be the technique of choice whenever it is feasible,because it diminishes morbidity and in-hospital stay.Conservative surgery must be employed only in selected cases.
