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Mortality risk factor analysis in colonic perforation
Ri Na Yoo,Bong-Hyeon Kye,Gun Kim,Hyung Jin Kim,Hyeon-Min Cho 대한외과학회 2017 Annals of Surgical Treatment and Research Vol.93 No.4
Purpose: Colonic perforation is a lethal condition presenting high morbidity and mortality in spite of urgent surgical treatment. This study investigated the surgical outcome of patients with colonic perforation associated with retroperitoneal contamination. Methods: Retrospective analysis was performed for 30 patients diagnosed with colonic perforation caused by either inflammation or ischemia who underwent urgent surgical treatment in our facility from January 2005 to December 2014. Patient characteristics were analyzed to find risk factors correlated with increased postoperative mortality. Using the Physiological and Operative Severity Score for the Enumeration of Mortality and Morbidity (POSSUM) audit system, the mortality and morbidity rates were estimated to verify the surgical outcomes. Patients with retroperitoneal contamination, defined by the presence of retroperitoneal air in the preoperative abdominopelvic CT, were compared to those without retroperitoneal contamination. Results: Eight out of 30 patients (26.7%) with colonic perforation had died after urgent surgical treatment. Factors associated with mortality included age, American Society of Anesthesiologists (ASA) physical status classification, and the ischemic cause of colonic perforation. Three out of 6 patients (50%) who presented retroperitoneal contamination were deceased. Although the patients with retroperitoneal contamination did not show significant increase in the mortality rate, they showed significantly higher ASA physical status classification than those without retroperitoneal contamination. The mortality rate predicted from Portsmouth POSSUM was higher in the patients with retroperitoneal contamination. Conclusion: Patients presenting colonic perforation along with retroperitoneal contamination demonstrated severe comorbidity. However, retroperitoneal contamination was not found to be correlated with the mortality rate.
Ri Na Yoo,Chul-Woon Chung,Jong-Woo Kim 대한외과학회 2014 Annals of Surgical Treatment and Research(ASRT) Vol.87 No.3
Purpose: The diagnosis-related group (DRG) system has been adapted to reduce overall medical costs by grouping and classifying relatively homogenous patients based on similar resource consumption patterns in the treatment. However, despite its wide range of disease manifestation from early inflammation to severe peritonitis, acute appendicitis is included in the DRG system. Responding to a need to assess the DRG system for patients diagnosed with appendicitis, this study evaluates the efficacy of the current DRG system applied to a broad spectrum of the patients with appendicitis undergoing laparoscopic appendectomy. Methods: A retrospective review was conducted of the patients who underwent laparoscopic appendectomy. Based on the DRG codes’ classification, the patients were analyzed for the amount of DRG reimbursement and the total in-patient cost in relation to the time sequence of the disease onset. Statistical analysis was performed to find factors correlated with the DRG reimbursement and total in-patient cost. Results: Findings indicate that, as the symptom duration becomes prolonged, the CRP level and the use of peritoneal drainage increased. Patients with a symptom duration greater than 24 hours required approximately 5 days of hospital stay, 0.5 day longer in the length of hospital stay than that of patients with less than 12 hours of the onset time. As expected, the amount of DRG reimbursement and the total in-patient cost accumulated as the symptom duration increased. Conclusion: The current DRG reimbursement system for the patients undergoing laparoscopic appendectomy recompenses a broad spectrum of patients diagnosed with appendicitis effectively.
Jae-Min Park,Kyeong-Ho Han,Na-ri Kim,Dong-Jae Yoo,Seong-Min Yun,Ji-Hyeong Han 한국발생생물학회 2014 발생과 생식 Vol.18 No.4
The egg development and early life history of Korean spotted sleeper, Odontobutis interrupta which is Korean endemic species from Sora-choen was investigated. The Korean spotted sleeper were caught at Sora-myeon, Yeosu-si, Jeollanamdo, from Korea at May in 2014. The fertilized eggs were 4.23 ± 0.05 mm in long diameter and had oil globules. Hatching time of the embryo began about 442 hr 14 min after fertilization under water temperature of 19.5oC. The newly hatched larvae were 4.27 ± 0.35 mm in total length and their anus were not yet opened. 3 days after hatching postlarvae was measured 6.20 ± 0.11 mm in total length. 10 days after hatching postlarvae was measured 6.69 ± 0.14 mm in total length.
Prognostic value of pretreatment hemoglobin Level in patients with early cervical cancer
( Na Ri Shin ),( Yoo Young Lee ),( Seung Hyun Kim ),( Chel Hun Choi ),( Tae Joong Kim ),( Jeong Won Lee ),( Duk Soo Bae ),( Byoung Gie Kim ) 대한산부인과학회 2014 Obstetrics & Gynecology Science Vol.57 No.1
Objective The purpose of this study is to investigate the prognostic role of pretreatment anemia in patients with early cervical cancer who underwent radical hysterectomy. Methods In this study, we retrospectively enrolled patients with early cervical cancer (International Federation of Obstetrics and Gynecology stage IB to IIA) who were treated at Samsung Medical Center, Seoul, Korea, from 1996 to 2007. Results We retrospectively enrolled 805 patients. Median pretreatment hemoglobin (Hb) level was 12.8 g/dL (4.0?16.9) in all patients. Ninety-ninth out of 805 patients had pretreatment anemia (12.3%). Pretreatment anemia was significantly associated with large tumor size, advanced clinical stage, and parametrial invasion. In multivariate analysis, higher pretreatment Hb entailed better prognostic significance in disease free survival (hazard ratio [HR], 0.88; 95% confidence interval [CI], 0.078?0.99) but not in overall survival (HR, 0.94; 95% CI, 0.80?1.10). Conclusion In conclusion, we found that the negative association between pretreatment Hb level and tumor size and the impact of anemia before treatment on disease free survival adjusted for other factors including clinical stage and pathological findings in early stage cervical cancer.
Prognostic value of pre-treatment Hb level in patients with early cervical cancer
( Na Ri Shin ),( Yoo Young Lee ),( Kyoung A Lee ),( Seung Hyun Kim ),( Ji Young Kim ),( Chel Hun Choi ),( Tae Joong Kim,),( Jeong Won Lee ),( Duk Soo Bae ),( Byoung Gie Kim ) 대한산부인과학회 2012 대한산부인과학회 학술대회 Vol.99 No.-
The purpose of this study is to investigate the prognostic role of pre-treatment anemia in patients with early cervical cancer who underwent radical hysterectomy In this study, we retrospectively enrolled patients with early cervical cancer (FIGO stage IB to IIA) who were treated at Samsung Medical Center, Seoul, Korea, from 1996 to 2007. We retrospectively enrolled 805 patients. Median pre-treatment Hb level was 12.8 g/dL (4.0-16.9) in all patients. 99 out of 805 patients had pre-treatment anemia (12.3%). Pre-treatment anemia was significantly associated with large tumor size, advanced clinical stage, and parametrial invasion. In multivariate analysis, higher pre-treatment Hb entailed better prognostic significance in disease free survival (HR, 0.88; 95% CI, 0.078-0.99) but not in overall survival (HR, 0.94; 95% CI, 0.80-1.10). In conclusion, we found that the negative association between pre-treatment Hb level and tumor size and the impact of anemia before treatment on disease free survival adjusted for other factors including clinical stage and pathological findings in early stage cervical cancer.