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Hyunsu Yeoh,Jong-Ho Cheun,Han-Byoel Lee,Wonshik Han,Hong-Kyu Kim 한국유방암학회 2022 Journal of Breast Disease Vol.10 No.1
Purpose: The standard care for patients with ipsilateral breast tumor recurrence (IBTR) after breast-conserving surgery (BCS) is a total mastectomy (TM); however, there is growing interest in repeating BCS for IBTR. Methods: We retrospectively analyzed patients with IBTR who underwent initial BCS for breast cancer at our institution between January 2000 and December 2018. The Kaplan-Meier method was used to compare survival rates between the standard BCS-TM treatment group and the repeat-BCS group. Results: We enrolled 209 IBTR patients with a median follow-up of 102.3 months. No significant differences were observed in overall survival (10 years: 87.3% vs. 78.8%; hazard ratio [HR], 1.11; 95% confidence interval [CI], 0.44-2.81; p=0.821), distant metastasis free survival (10 years: 73.9% vs. 77.7%; HR, 0.80; 95% CI, 0.37-1.72; p=0.727) and disease-free survival (10 years: 57.1% vs. 65.2%; HR, 0.63; 95% CI, 0.35-1.12; p=0.115) between two groups. Repeat-BCS group showed significantly poorer locoregional recurrence free survival rate than did the TM group (HR, 2.44; 95% CI, 1.06-5.56; p=0.029) but the significance was not shown after excluding ipsilateral breast tumor recurrence events. Conclusion: No significant differences were observed in survival outcomes and recurrence rates between patients with IBTR who underwent mastectomy or repeat BCS regardless of molecular subtype, except secondary IBTR rates.
Chaeyoun Oh,Jong-Ho Cheun,Hyun-Young Kim 대한외과학회 2021 Annals of Surgical Treatment and Research(ASRT) Vol.101 No.5
Purpose: The incidence of choledochal cyst (CC) with protein plugs is between 15.5%–40.4%. However, studies on CCs with protein plugs in children are limited. We aimed to analyze the clinical features, surgical findings, and complications of pediatric CCs with and without protein plugs. Methods: We retrospectively analyzed 390 patients who underwent surgery for CCs between January 1987 and September 2017. The patients were divided into 2 groups: groups A (CC with protein plugs) and B (CC without protein plugs). The presence of protein plugs was evaluated using preoperative images or identified during surgery. Results: One hundred forty-two (36.4%) patients had protein plugs in the pancreaticobiliary duct. The most common initial clinical presentation was abdominal pain, and its incidence was significantly higher in group A (66.2%) than in group B (54.8%) (P = 0.032). The incidence of accompanying pancreatitis was also significantly higher in group A (37.3% vs. 27.0%) (P = 0.040). Anomalous pancreaticobiliary ductal union (APBDU) was found in 261 patients (66.9%) and its incidence was significantly higher in group A (74.6% vs. 62.5%) (P = 0.014). Most protein plugs were found in the cyst (88.0%) and common channel (31.7%). The incidence of early complications was higher in group A; conversely, that of late complications did not differ. Conclusion: Approximately 36.4% of the pediatric CC patients were accompanied by protein plugs. Abdominal pain, pancreatitis, and APBDU were more commonly observed among those with protein plugs than among those without; long-term complications did not differ between them.