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Factors Associated with Re-excision after Breast-Conserving Surgery for Early-Stage Breast Cancer
Woohyun Jung,Eunyoung Kang,김선미,Dongwon Kim,Yoonsun Hwang,Young Sun Kim,Cha Kyong Yom,Sung Won Kim 한국유방암학회 2012 Journal of breast cancer Vol.15 No.4
Purpose: Re-excisions after breast-conserving surgery (BCS) for breast cancer cause delays in the adjuvant treatment, increased morbidity, and leads to poor aesthetic results. Thus, efforts to reduce the re-excision rate are essential. This study aimed to conclusively determine the re-excision rate and the factors associated with re-excision after BCS. Methods: We retrospectively reviewed the medical records and pathological reports of 711 cases that underwent BCS for early-stage breast cancer. Univariate and multivariate analyses were performed. Results: Of the 711 cases of BCS, 71 (10.0%) required re-excision. Patients in the re-excision group were younger than those in the no re-excision group. Non-palpable lesions, the presence of non-mass-like enhancement at magnetic resonance imaging, multifocality, the presence of a ductal carcinoma in situ (DCIS) component, and an infiltrative tumor border were also significantly associated with re-excision. Multivariate analysis indicated that younger age, non-palpable lesions, multifocal lesions, and the presence of a DCIS component were factors which were independently associated with re-excision. Tumors located in the lower inner quadrant had a relatively high involved resection margin rate as well as a narrow resection margin width, especially at the superior and medial margins. Lateral margins showed a tendency toward a wider resection margin width. Conclusion: At our institution, the rate of re-excision was low despite the lack of an intraoperative frozen section. Patients with non-palpable or multifocal tumors, a DCIS component, or those who were younger than 50 years were more likely to require re-excision after BCS. These factors should be considered when planning surgical management of early-stage breast cancer. Positive resection margin rates and margin widths differed on a directional basis based on tumor location, and these differences were considerable.
( Woohyun Jung ),( Jin Young Jang ),( Mee Joo Kang ),( Ye Rim Chang ),( Yong Chan Shin ),( Jihoon Chang ),( Sun Whe Kim ) 대한소화기기능성질환·운동학회 2016 Gut and Liver Vol.10 No.1
Background/Aims: Extended cholecystectomy is generally recommended for patients with T2 gallbladder cancer. However, few studies have assessed the extent of resection relative to T2 gallbladder tumor location. This study analyzed the effects of surgical methods and tumor location on survival outcomes and tumor recurrence in patients with T2 gallbladder cancer. Methods: Clinicopathological characteristics, extent of resection, survival rates, and recurrence patterns were retrospectively analyzed in 88 patients with pathologically confirmed T2 gallbladder cancer. Results: The 5-year disease-free survival rate was 65.0%. Multivariate analysis showed that lymph node metastasis was the only independent risk factor for poor 5-year disease-free survival rate. Survival outcomes were not associated with tumor location. Survival tended to be better in patients who underwent extended cholecystectomy than in those who underwent simple cholecystectomy. Recurrence rate was not affected by surgical method or tumor location. Systemic recurrence was more frequent than local recurrence without distant recurrence. Gallbladder bed recurrence and liver recurrence were relatively rare, occurring only in patients with liver side tumors. Conclusions: Extended cholecystectomy is the most appropriate treatment for T2 gallbladder cancer. However, simple cholecystectomy with regional lymph node dissection may be appropriate for patients with serosal side tumors. (Gut Liver 2016;10:140-146)
급성담낭염으로 경피적 담낭배액술을 시행한 환자에서 담낭절제술 시행의 적절한 시기
정우현 ( Woohyun Jung ),박동은 ( Dong Eun Park ) 대한소화기학회 2015 대한소화기학회지 Vol.66 No.4
Background/Aims: Laparoscopic cholecystectomy is the standard treatment for acute cholecystitis. Percutaneous cholecystostomy is an alternative treatment to resolve acute inflammation in patients with severe comorbidities. The purpose of this study is to determine the optimal timing of laparoscopic cholecystectomy after percutaneous cholecystostomy for the patients with acute cholecystitis. Methods: This retrospective study was conducted in patients who underwent cholecystectomy after percutaneous cholecystostomy from January 2010 through November 2014. Seventy-four patients were included in this study. The patients were divided into two groups by the operation timing. Group I patients underwent cholecystectomy within 10 days after percutaneous cholecystostomy (n=30) and group II patients underwent cholecystectomy at more than 10 days after percutaneous cholecystostomy (n=44). Results: There was no significant difference between groups in conversion rate to open surgery, operation time, perioperative complications rate, and days of hospital stay after operation. However, complications related to cholecystostomy such as catheter dislodgement occurred significantly more often in group II than group I (group I:group II=0%:18.2%, p=0.013). Conclusions: Timing of laparoscopic cholecystectomy after percutaneous cholecystostomy did not influence postoperative outcomes. However, late surgery caused more complications related to cholecystostomy than early surgery. Therefore, early laparoscopic cholecystectomy should be considered over late surgery after percutaneous cholecystostomy insertion. (Korean J Gastroenterol 2015,66:209-214)