1.Impact of Childbearing Decisions on Family Size of Korean Women with Systemic Lupus Erythematosus.
In Je KIM ; Hyoun Ah KIM ; Chang Hee SUH ; Yong Wook PARK ; Hye Soon LEE ; So Young BANG ; Sang Cheol BAE ; Young Mo KANG ; Won Kyung LEE ; Hyesook PARK ; Jisoo LEE
Journal of Korean Medical Science 2016;31(5):729-734
		                        		
		                        			
		                        			Systemic lupus erythematosus (SLE) predominantly affects women in their reproductive years and has a significant impact on childbearing. We investigated the influence of personal decision on family size among Korean women with SLE and factors that affect the decisions. A case-control study comparing childbearing history and decisions of 112 SLE patients and 135 controls was performed. Women with SLE participating in the Network for Lupus Clinical Research in South Korea and matching controls between ages of 18-45, who are/were married or living with a partner were included. Data regarding socio-demographics, reproductive history, and childbearing decisions were collected through a survey using a standardized questionnaire and medical record review. More women with SLE reported at least one pregnancy (85.7% vs. 71.9%, P = 0.009) or at least one live birth (85.7% vs. 71.9%, P = 0.003) compared with controls. Mean number of pregnancies was significantly higher (2.4 ± 1.6 vs. 1.4 ± 1.3, P < 0.001), and mean number of live births was significantly lower in women with SLE (1.2 ± 0.8 vs. 1.6 ± 0.8, P < 0.001). Significantly more women with SLE made the decision not to have children compared with controls (54.5% vs. 40.7%, P = 0.031), and health-related concerns were the major cause of the decision. Other socio-demographic factors did not influence the decision to limit childbearing in SLE women. The disease-related concerns had significant impact on family size and childbearing decisions among Korean women with SLE.
		                        		
		                        		
		                        		
		                        			Adolescent
		                        			;
		                        		
		                        			Adult
		                        			;
		                        		
		                        			Asian Continental Ancestry Group
		                        			;
		                        		
		                        			Case-Control Studies
		                        			;
		                        		
		                        			Demography
		                        			;
		                        		
		                        			Family Characteristics
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Live Birth
		                        			;
		                        		
		                        			Lupus Erythematosus, Systemic/*pathology/psychology
		                        			;
		                        		
		                        			Odds Ratio
		                        			;
		                        		
		                        			Pregnancy
		                        			;
		                        		
		                        			Pregnancy Complications
		                        			;
		                        		
		                        			Reproductive Behavior/*psychology
		                        			;
		                        		
		                        			Republic of Korea
		                        			;
		                        		
		                        			Surveys and Questionnaires
		                        			;
		                        		
		                        			Tertiary Care Centers
		                        			;
		                        		
		                        			Young Adult
		                        			
		                        		
		                        	
2.Vertebral Osteomyelitis Resulting from Hematogenous Spread of Vibrio Vulnificus Gastroenteritis.
Hea Sung OK ; Byeong Ki KIM ; Ki Hoon KIM ; Man Je PARK ; Hyoun Soo LEE ; Yu Mi WI ; Cheol In KANG
Korean Journal of Medicine 2014;86(4):519-522
		                        		
		                        			
		                        			Vibrio vulnificus is a halophilic gram-negative bacillus capable of causing severe to life-threatening infections in high-risk populations. Osteomyelitis caused by V. vulnificus is extremely rare, and a previously reported case had been associated with an adjacent soft-tissue infection. Herein we report the first case of vertebral osteomyelitis resulting from hematogenous spread of V. vulnificus gastroenteritis. The patient was successfully treated with a combination of cefotaxime and ciprofloxacin.
		                        		
		                        		
		                        		
		                        			Bacillus
		                        			;
		                        		
		                        			Cefotaxime
		                        			;
		                        		
		                        			Ciprofloxacin
		                        			;
		                        		
		                        			Gastroenteritis*
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Osteomyelitis*
		                        			;
		                        		
		                        			Spondylitis
		                        			;
		                        		
		                        			Vibrio vulnificus*
		                        			;
		                        		
		                        			Vibrio*
		                        			
		                        		
		                        	
3.Patient Radiation Dose in Diagnostic and Interventional Procedures for Intracranial Aneurysms: Experience at a Single Center.
Chang Woo CHUN ; Bum Soo KIM ; Cheol Hyoun LEE ; Yon Kwon IHN ; Yong Sam SHIN
Korean Journal of Radiology 2014;15(6):844-849
		                        		
		                        			
		                        			OBJECTIVE: To assess patient radiation doses during cerebral angiography and embolization of intracranial aneurysms in a large sample size from a single center. MATERIALS AND METHODS: We studied a sample of 439 diagnostic and 149 therapeutic procedures for intracranial aneurysms in 480 patients (331 females, 149 males; median age, 57 years; range, 21-88 years), which were performed in 2012 with a biplane unit. Parameters including fluoroscopic time, dose-area product (DAP), and total angiographic image frames were obtained and analyzed. RESULTS: Mean fluoroscopic time, total mean DAP, and total image frames were 12.6 minutes, 136.6 +/- 44.8 Gy-cm2, and 251 +/- 49 frames for diagnostic procedures, 52.9 minutes, 226.0 +/- 129.2 Gy-cm2, and 241 frames for therapeutic procedures, and 52.2 minutes, 334.5 +/- 184.6 Gy-cm2, and 408 frames for when both procedures were performed during the same session. The third quartiles for diagnostic reference levels (DRLs) were 14.0, 61.1, and 66.1 minutes for fluoroscopy time, 154.2, 272.8, and 393.8 Gy-cm2 for DAP, and 272, 276, and 535 for numbers of image frames in diagnostic, therapeutic, and both procedures in the same session, respectively. The proportions of fluoroscopy in DAP for the procedures were 11.4%, 50.5%, and 36.1%, respectively, for the three groups. The mean DAP for each 3-dimensional rotational angiographic acquisition was 19.2 +/- 3.2 Gy-cm2. On average, rotational angiography was used 1.4 +/- 0.6 times/session (range, 1-4; n = 580). CONCLUSION: Radiation dose in our study as measured by DAP, fluoroscopy time and image frames did not differ significantly from other reported DRL studies for cerebral angiography, and DAP was lower with fewer angiographic image frames for embolization. A national registry of radiation-dose data is a necessary next step to refine the dose reference level.
		                        		
		                        		
		                        		
		                        			Adult
		                        			;
		                        		
		                        			Aged
		                        			;
		                        		
		                        			Aged, 80 and over
		                        			;
		                        		
		                        			Cerebral Angiography
		                        			;
		                        		
		                        			Databases, Factual
		                        			;
		                        		
		                        			Embolization, Therapeutic
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Fluoroscopy
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Intracranial Aneurysm/*diagnosis/*radiotherapy
		                        			;
		                        		
		                        			Male
		                        			;
		                        		
		                        			Middle Aged
		                        			;
		                        		
		                        			Patients
		                        			;
		                        		
		                        			Radiation Dosage
		                        			;
		                        		
		                        			Retrospective Studies
		                        			
		                        		
		                        	
4.Prediction for TNF Inhibitor Users in RA Patients According to Reimbursement Criteria Based on DAS28.
Soyoung WON ; Yoon Kyoung SUNG ; Soo Kyung CHO ; Chan Bum CHOI ; Eun Mi KOH ; Seong Kyu KIM ; Jinseok KIM ; Tae Hwan KIM ; Hyoun Ah KIM ; Seong Su NAH ; So Young BANG ; Chang Hee SUH ; Seung Cheol SHIM ; Dae Hyun YOO ; Bo Young YOON ; Sang Hoon LEE ; Sung Won LEE ; Shin Seok LEE ; Yeon Ah LEE ; Jaejoon LEE ; Jisoo LEE ; Hye Soon LEE ; Mi Kyoung LIM ; Jae Bum JUN ; Chan Hong JEON ; Young Ok JUNG ; Won Tae CHUNG ; Hoon Suk CHA ; Jung Yoon CHOE ; Seung Jae HONG ; Sang Cheol BAE
Journal of Rheumatic Diseases 2014;21(2):64-73
		                        		
		                        			
		                        			OBJECTIVE: The purpose of this study is to examine the difference between the numbers of patients in rheumatoid arthritis (RA) who are eligible to TNF inhibitors by the past Korean National Health Insurance reimbursement guideline and by the disease activity score with 28-joint assessment (DAS28) based criteria. METHODS: Data were obtained from a multi-center registry for biologics users in Korean RA patients, BIOlogics Pharmacoepidemiologic StudY (BIOPSY). DAS28 was calculated based on either ESR or CRP, and DAS28 of more than 5.1 or between 3.2 and 5.1 with radiographic changes was defined as a cut-off point for the initiation of TNF inhibitors. For the maintenance criteria, we used both of improving in DAS28 score (>1.2) and low disease activity (DAS 28<3.2). Differences between the numbers in each step by two criteria were described with Chi-square test and Kappa agreement. RESULTS: Of the 489 patients in BIOPSY, 299 were included in this study. Among them, 278 patients (93.0%) were eligible of TNF inhibitors when we applied the new initiation criteria with DAS28-ESR, and 244 patients (81.6%) were indicated for TNF inhibitors with DAS28-CRP. For the maintenance criteria, a low disease activity (DAS28<3.2) in 3 months after starting TNF inhibitors is too strict for achieving (33.6% with DAS28-ESR and 50.0% with DAS28-CRP). Instead, decreasing DAS28 by more than 1.2 is more reasonable as a tool for deciding early responsiveness of TNF inhibitors in RA patients (81.2% both with DAS28-ESR and DAS28-CRP). CONCLUSION: Our results show that the candidates for TNF inhibitors will be enormously changed according to a change in the reimbursement criteria. To define appropriate patients to receive TNF inhibitors, a further study with regard to the impact of changes in the reimbursement criteria on the outcomes of RA patients will be required.
		                        		
		                        		
		                        		
		                        			Arthritis, Rheumatoid
		                        			;
		                        		
		                        			Biological Products
		                        			;
		                        		
		                        			Biopsy
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			National Health Programs
		                        			
		                        		
		                        	
5.Frequency of BRAF Mutation and Clinical Relevance for Primary Melanomas.
Hyoun Wook LEE ; Ki Hoon SONG ; Jin Woo HONG ; Su Young JEON ; Dong Yeob KO ; Ki Ho KIM ; Hyuk Chan KWON ; Suee LEE ; Sung Hyun KIM ; Dae Cheol KIM
Korean Journal of Pathology 2012;46(3):246-252
		                        		
		                        			
		                        			BACKGROUND: This study was conducted to clarify the frequency of the BRAF mutation in primary melanomas and its correlation with clinicopathologic parameters. METHODS: We analyzed the frequency of BRAF mutation in patients with primary cutaneous melanoma (n=58) or non-cutaneous one (n=27) by performing dual priming oligonucleotide-based multiplex real-time polymerase chain reaction to isolate and to purify the DNA from the formalin-fixed and paraffin-embedded tumors. RESULTS: The BRAF mutation was found in 17.2% (10/58) of patients with primary cutaneous melanoma and 11.1% (3/27) of those with non-cutaneous melanoma. The frequency of BRAF mutation was not correlated with any clinicopathologic parameters with the exception of the patient age. The frequency of the BRAF mutation was significantly higher in patients younger than 60 years as compared with those older than 60 years (p=0.005). CONCLUSIONS: Compared with previous reports, our results showed that the frequency of the BRAF mutation was relatively lower in patients with primary cutaneous melanoma. Besides, our results also showed that the frequency of the BRAF mutation had an inverse correlation with the age. Further studies are warranted to exclude methodological bias, to elucidate the difference in the frequency of the BRAF mutation from the previous reports from a Caucasian population and to provide an improved understanding of the molecular pathogenesis of malignant melanoma.
		                        		
		                        		
		                        		
		                        	
6.Frequency of BRAF Mutation and Clinical Relevance for Primary Melanomas.
Hyoun Wook LEE ; Ki Hoon SONG ; Jin Woo HONG ; Su Young JEON ; Dong Yeob KO ; Ki Ho KIM ; Hyuk Chan KWON ; Suee LEE ; Sung Hyun KIM ; Dae Cheol KIM
Korean Journal of Pathology 2012;46(3):246-252
		                        		
		                        			
		                        			BACKGROUND: This study was conducted to clarify the frequency of the BRAF mutation in primary melanomas and its correlation with clinicopathologic parameters. METHODS: We analyzed the frequency of BRAF mutation in patients with primary cutaneous melanoma (n=58) or non-cutaneous one (n=27) by performing dual priming oligonucleotide-based multiplex real-time polymerase chain reaction to isolate and to purify the DNA from the formalin-fixed and paraffin-embedded tumors. RESULTS: The BRAF mutation was found in 17.2% (10/58) of patients with primary cutaneous melanoma and 11.1% (3/27) of those with non-cutaneous melanoma. The frequency of BRAF mutation was not correlated with any clinicopathologic parameters with the exception of the patient age. The frequency of the BRAF mutation was significantly higher in patients younger than 60 years as compared with those older than 60 years (p=0.005). CONCLUSIONS: Compared with previous reports, our results showed that the frequency of the BRAF mutation was relatively lower in patients with primary cutaneous melanoma. Besides, our results also showed that the frequency of the BRAF mutation had an inverse correlation with the age. Further studies are warranted to exclude methodological bias, to elucidate the difference in the frequency of the BRAF mutation from the previous reports from a Caucasian population and to provide an improved understanding of the molecular pathogenesis of malignant melanoma.
		                        		
		                        		
		                        		
		                        	
7.Toxicity and Tolerability Study of Adjuvant TAC Regimen Chemotherapy in Korean Patients with Breast Cancer.
Hee Doo WOO ; Hyung Soo KIM ; Ji Hyoun LEE ; Hyuk Moon KIM ; Sun Wook HAN ; Sung Yong KIM ; Cheol Wan LIM ; Min Hyuk LEE
Journal of Breast Cancer 2011;14(Suppl 1):S44-S49
		                        		
		                        			
		                        			PURPOSE: Recent randomized phase III trial by the Breast Cancer International Research Group (BCIRG 001) showed that docetaxel plus doxorubicin and cyclophosphamide (TAC) is superior to fluorouracil plus doxorubicin and cyclophosphamide (FAC) as adjuvant chemotherapy for node-positive operable breast cancer. Unfortunately, TAC was clearly more toxic than FAC not only with respect to neutropenic fever events, but also with respect to many extrahematological side effects. The aim of this study was to evaluate the toxicity and tolerability of Korean patients with breast cancer treated with TAC. METHODS: This study was conducted on 80 patients with breast cancer who underwent primary surgery at the Department of Surgery in Soonchunhyang University (4 affiliated hospitals) from October 2005 to October 2008. The patients received 480 courses consisting of TAC (75/50/500 mg/m2, every 3 weeks for 6 cycles) without prophylactic granulocyte colony-stimulating factor (G-CSF). Toxicity was graded according to the National Cancer Institute Common Toxicity Criteria version 3.0. RESULTS: The main toxicities were hematologic (neutropenia grade 3/4 in 98.8% of patients and 92.3% of cycles; febrile neutropenia in 42.5% of patients and 16.0% of cycles). No cases of septic death occurred. The peak time of occurrence for febrile neutropenia was 7-10 days after receiving chemotherapy (mean duration, 2.05 days). Severe nonhematologic adverse events were as follows: myalgia (30.0%), neurotoxicity (17.5%), fatigue (16.3%), stomatitis (12.5%), and nausea (11.3%). CONCLUSION: An adjuvant TAC regimen without prophylactic G-CSF was tolerable in Korean patients with breast cancer. Although most of the patients developed neutropenia, the nonhematologic toxicities (cardiac toxicity) were tolerable. Further studies on prophylactic G-CSF use to assess the contribution to reduced hematologic toxicities are required in Korean patients with breast cancer.
		                        		
		                        		
		                        		
		                        			Breast Neoplasms
		                        			;
		                        		
		                        			Drug Toxicity
		                        			
		                        		
		                        	
8.One-Stage Posterior Debridement, Interbody Fusion and Instrumentation in the Treatment of Pyogenic Lumbar Spondylodiscitis.
Hwa Yeop NA ; Young Sang LEE ; Joon Cheol CHOI ; Woo Sung KIM ; Woo Seok SONG ; Hyoun Min NOH ; Se Jun KIM ; Wan Seok KIM
Journal of Korean Society of Spine Surgery 2010;17(1):18-25
		                        		
		                        			
		                        			STUDY DESIGN: A retrospective study on the outcomes of surgical treatment for pyogenic lumbar spondylodiscitis. OBJECTIVES: To report the clinical outcomes of the surgical treatment of pyogenic lumbar spondylodiscitis using a one stage posterior approach. SUMMARY OF LITERATURE REVIEW: There are few reports on the treatment of pyogenic lumbar spondylodiscitis through a one stage posterior approach. MATERIALS AND METHODS: Between June 1999 and June 2005, this study examined the history of 12 patients with pyogenic lumbar spondylodiscitis treated by simultaneous posterior debridement, autogenous iliac bone graft and pedicle screw fixation. The clinical outcomes were evaluated in terms of the pain level, neurological status, hematological parameters and radiology findings. RESULTS: The clinical symptoms improved in all cases after surgery. There was no case of the infection recurring. The mean time for postoperative antibiotics and hospitalization was 6 weeks and 41.6 days, respectively. Radiological bony fusion was observed at 5.5 months on average. The mean preoperative, immediate postoperative and final follow-up sagittal angles were 4.6, 8.6 and 6.9degrees. CONCLUSION: One stage posterior interbody fusion and instrumentation for the treatment of pyogenic lumbar spondylodiscitis can provide radical debridement, bone graft and immediate stability without prohibiting the control of infection. Therefore, it can be used in selected cases.
		                        		
		                        		
		                        		
		                        			Anti-Bacterial Agents
		                        			;
		                        		
		                        			Debridement*
		                        			;
		                        		
		                        			Discitis*
		                        			;
		                        		
		                        			Follow-Up Studies
		                        			;
		                        		
		                        			Hospitalization
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Retrospective Studies
		                        			;
		                        		
		                        			Transplants
		                        			
		                        		
		                        	
9.Prevalence of Human Papilloma Virus Infections and Cervical Cytological Abnormalities among Korean Women with Systemic Lupus Erythematosus.
You Hyun LEE ; Jung Yoon CHOE ; Sung Hoon PARK ; Yong Wook PARK ; Shin Seok LEE ; Young Mo KANG ; Eon Jeong NAM ; Won PARK ; Seong Ryul KWON ; Sang Cheol BAE ; Yun Jung KIM ; Chang Hee SUH ; Hyoun Ah KIM ; Nam Wook HUR ; Jisoo LEE
Journal of Korean Medical Science 2010;25(10):1431-1437
		                        		
		                        			
		                        			We performed a multicenter cross-sectional study of 134 sexually active systemic lupus erythematosus (SLE) patients to investigate the prevalence of and risk factors for high risk human papilloma virus (HPV) infection and cervical cytological abnormalities among Korean women with SLE. In this multicenter cross-sectional study, HPV testing and routine cervical cytologic examination was performed. HPV was typed using a hybrid method or the polymerase chain reaction. Data on 4,595 healthy women were used for comparison. SLE patients had greater prevalence of high-risk HPV infection (24.6% vs. 7.9%, P<0.001, odds ratio 3.8, 95% confidence interval 2.5-5.7) and of abnormal cervical cytology (16.4 vs. 2.8%, P<0.001, OR 4.4, 95% CI 2.5-7.8) compared with controls. SLE itself was identified as independent risk factors for high risk HPV infection among Korean women (OR 3.8, 95% CI 2.5-5.7) along with > or =2 sexual partners (OR 8.5, 95% CI 1.2-61.6), and Pap smear abnormalities (OR 97.3, 95% CI 6.5-1,456.7). High-risk HPV infection and cervical cytological abnormalities were more common among Korean women with SLE than controls. SLE itself may be a risk factor for HPV infection among Korean women, suggesting the importance of close monitoring of HPV infections and abnormal Pap smears in SLE patients.
		                        		
		                        		
		                        		
		                        			Adult
		                        			;
		                        		
		                        			Cervix Uteri/*pathology
		                        			;
		                        		
		                        			Cross-Sectional Studies
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Lupus Erythematosus, Systemic/*complications/pathology
		                        			;
		                        		
		                        			Middle Aged
		                        			;
		                        		
		                        			Odds Ratio
		                        			;
		                        		
		                        			Papillomavirus Infections/complications/*epidemiology
		                        			;
		                        		
		                        			Prevalence
		                        			;
		                        		
		                        			Republic of Korea
		                        			;
		                        		
		                        			Risk Factors
		                        			;
		                        		
		                        			Vaginal Smears
		                        			;
		                        		
		                        			Women
		                        			
		                        		
		                        	
10.ICP Trend in Massive ICH Patients After Decompressive Craniectomy.
Cheol Hyoun LEE ; Do Sung YOO ; Pil Woo HUH ; Kyoung Suck CHO ; Suck Gu KANG ; Chun Kun PARK
Korean Journal of Cerebrovascular Surgery 2009;11(3):99-105
		                        		
		                        			
		                        			OBJECTIVE: Massive intracerebral hemorrhage (ICH) is devastating neurosurgical disease. Decompression surgery has been performed to manage the uncontrolled increased intracranial pressure and good clinical result has been reported. Authors analyze the ICP trend after the decompression surgery and report the clinical usefulness. METHODS: Thirty patients data with massive ICH were analyzed retrospectively. Surgical indication was constantly followed in these patient ; Glasgowcoma scale score less than 8, midline shift more than 6 mm on brain CT. In all patients ventricular puncture was done before the decompression and monitored the ventricular pressure changes during and after the surgery. RESULTS: In massive ICH patients, the ICP was maintained in physiological range if the hematoma was removed more than 80%. And when we tried additional therapies like hypothermia or coma therapies in another group, the ICP was elevated at the time of the additional therapy. CONCLUSION: From this study, if the ICH removed more than 80% and The ICP was not exceed 20 mmHg during the first post-operation day, the ICP hardly exceed 20 mmHg after than. Authors thought that decompression surgery is not an essential treatment for the massive ICH patient if their hematoma removed enough.
		                        		
		                        		
		                        		
		                        			Brain
		                        			;
		                        		
		                        			Cerebral Hemorrhage
		                        			;
		                        		
		                        			Coma
		                        			;
		                        		
		                        			Decompression
		                        			;
		                        		
		                        			Decompressive Craniectomy
		                        			;
		                        		
		                        			Hematoma
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Hypothermia
		                        			;
		                        		
		                        			Intracranial Pressure
		                        			;
		                        		
		                        			Punctures
		                        			;
		                        		
		                        			Retrospective Studies
		                        			;
		                        		
		                        			Ventricular Pressure
		                        			
		                        		
		                        	
            
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