1.Prognostic significance of platelet-to-lymphocyte and platelet-to-neutrophil ratios in patients with mechanical thrombectomy for acute ischemic stroke
Seon-yeop KIM ; Ho Jun YI ; Dong-Seong SHIN ; Bum-Tae KIM
Journal of Cerebrovascular and Endovascular Neurosurgery 2022;24(3):221-231
		                        		
		                        			 Objective:
		                        			The present study aimed to analyze the correlation between platelet-to-lymphocyte ratio (PLR) and platelet-to-neutrophil ratio (PNR) with prognosis of patients who underwent mechanical thrombectomy (MT). 
		                        		
		                        			Methods:
		                        			A total of 432 patients was included, PLR and PNR were calculated from laboratory data on admission. Prognosis was evaluated with a modified Rankin Scale at 3 months after MT. Using receiver operating characteristic (ROC) analysis, optimal cutoff values of PLR and PNR were identified to predict the prognosis after MT. Multivariate analyses were performed to identify the relationship of PLR and PLR with prognosis of MT. 
		                        		
		                        			Results:
		                        			Patients with favorable outcomes had a lower mean PLR (135.0, standard deviation [SD] 120.3) with a higher mean PNR (47.1 [SD] 24.6) compared with patients with unfavorable outcomes (167.6 [SD] 139.3 and 35.4 [SD] 22.4) (p<0.001 and <0.001, respectively). In ROC analyses, the optimal cutoff value of PLR and PNR to predict the 3 months prognosis were 145 and 41, respectively (p=<0.001 and p=0.006). In multivariate analysis, PLR less than 145 (odds ratio [OR] 1.29, 95% confidence interval [CI] 1.06–2.06; p=0.016) and PNR greater than 41 (OR 1.22, 95% CI 1.10–1.62; p=0.022) were predictors of favorable outcome at 3 months. 
		                        		
		                        			Conclusions
		                        			In patients with MT, PLR and PNR on admission could be predictive factors of prognosis and mortality at 3 months. Decreased PLR and increased PNR were associated with favorable clinical outcome 3 months after MT. 
		                        		
		                        		
		                        		
		                        	
2.Delayed Massive Expansion of Subgaleal Hematoma Complicated with Proptosis in Hemophilia B
Seon-Yeop KIM ; Han Gyu CHA ; Sun Young JANG ; Sun-Chul HWANG
Korean Journal of Neurotrauma 2021;17(2):149-155
		                        		
		                        			
		                        			 Proptosis after a subgaleal hematoma (SGH) is a rare condition that may require immediate intervention to prevent visual loss. A 12-year-old boy presented with localized SGH in the left parietal area after hair-pulling. The SGH was massively expanded on the entire scalp on the 3rd day of the trauma. On the next day after the massive expansion, proptosis of the right eye occurred suddenly. Emergent needle aspiration of the SGH was performed, and the proptosis improved slightly. Fortunately, his vision did not deteriorate. After all, he was diagnosed with coagulation factor IX deficiency (hemophilia B). The supraorbital notch could be a passage of the SGH to extend into the subperiosteal space of the orbit. 
		                        		
		                        		
		                        		
		                        	
3.Surgical approach for venous malformation in the head and neck
Jeong Yeop RYU ; Pil Seon EO ; Joon Seok LEE ; Jeong Woo LEE ; Seok Jong LEE ; Jong Min LEE ; Sang Yub LEE ; Seung HUH ; Ji Yoon KIM ; Ho Yun CHUNG
Archives of Craniofacial Surgery 2019;20(5):304-309
		                        		
		                        			
		                        			BACKGROUND: Treatment for venous malformations of the head and neck includes sclerotherapy, surgical resection, or a combination of both. Surgical resection can remove or reduce the volume of vascular lesions; however, surgery can cause postoperative scarring and potential surgical complications. This study sought to determine the effectiveness of surgery for the treatment of venous malformations of the head and neck. METHODS: A retrospective review of the medical records of patients who received surgeries for venous malformations of the head and neck from January 2011 to July 2019 was performed. Using clinical photographs, preoperative and postoperative Doppler ultrasonography, outpatient clinic records, and operation records, the postoperative result and complications were evaluated for each case. RESULTS: Among patients who visited our vascular anomalies clinic, 43 patients (ratio of male to female= 24:19) received surgeries for venous malformations of the head and neck. Twenty-nine patients had undergone surgery only, five patients received sclerotherapy after surgery, and nine patients received surgery after preoperative sclerotherapy. In postoperative evaluations, the result was excellent in 24 patients, good in 18 patients, and poor in one patient. Four patients experienced a recurrence of lesions with lagophthalmos, drooping of the corner of the mouth, partial wound necrosis, and scar widening found in one patient each. CONCLUSION: Because the head and neck region is the most exposed area in the body, more active implementation of surgical treatments with or without sclerotherapy is essential to reduce the functional and cosmetic impairments associated with venous malformations.
		                        		
		                        		
		                        		
		                        			Ambulatory Care Facilities
		                        			;
		                        		
		                        			Cicatrix
		                        			;
		                        		
		                        			Head
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Male
		                        			;
		                        		
		                        			Medical Records
		                        			;
		                        		
		                        			Mouth
		                        			;
		                        		
		                        			Neck
		                        			;
		                        		
		                        			Necrosis
		                        			;
		                        		
		                        			Recurrence
		                        			;
		                        		
		                        			Retrospective Studies
		                        			;
		                        		
		                        			Sclerotherapy
		                        			;
		                        		
		                        			Surgery, Plastic
		                        			;
		                        		
		                        			Ultrasonography, Doppler
		                        			;
		                        		
		                        			Vascular Malformations
		                        			;
		                        		
		                        			Wounds and Injuries
		                        			
		                        		
		                        	
4.Cephalometric Variables Significantly Associated with Apnea Hypopnea Index in Suspected Obstructive Sleep Apnea Patients : A Preliminary Study.
Suyoung PARK ; Hee Young HWANG ; Eung Yeop KIM ; Seung Gul KANG ; Seon Tae KIM ; Kee Hyung PARK
Journal of the Korean Society of Biological Psychiatry 2015;22(1):14-19
		                        		
		                        			
		                        			OBJECTIVES: The purpose of this study is to find the cephalometric variables which are significantly correlated with the apnea-hypopnea index (AHI) in suspected Korean obstructive sleep apnea (OSA) patients. METHODS: We examined lateral cephalogram and attended-full night laboratory polysomnography of the 40 participants who complained of OSA symptoms. The correlation analysis was conducted to find the cephalometric variables which are significantly correlated with the AHI. RESULTS: The correlation analysis showed that the higher AHI was associated with the longer distance between hyoid and mandibular plane (p = 0.023), the longer distance between C3 and hyoid (p = 0.014), the longer tongue length (p = 0.003), the larger inferior tongue area (p = 0.008), the larger anterior displacement of the hyoid bone (p = 0.024), the longer distance between posterior nasal spine and the tip of the soft palate (p = 0.021), and the larger cross-sectional area of soft palate (p = 0.001) of cephalogram in erect position. The higher AHI was correlated with the longer distance between hyoid and mandibular plane (p = 0.008), the longer tongue length (p = 0.037), the larger inferior tongue area (p = 0.013), the thicker uvula (p = 0.004), the longer distance between retrognathion and hyoid (p = 0.025), and larger cross-sectional area of soft palate (p = 0.001) of cephalogram in supine position. CONCLUSIONS: The present preliminary results showed the candidate measurements of cephalogram which are significantly correlated with the AHI in suspected OSA.
		                        		
		                        		
		                        		
		                        			Apnea*
		                        			;
		                        		
		                        			Cephalometry
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Hyoid Bone
		                        			;
		                        		
		                        			Palate, Soft
		                        			;
		                        		
		                        			Polysomnography
		                        			;
		                        		
		                        			Sleep Apnea, Obstructive*
		                        			;
		                        		
		                        			Spine
		                        			;
		                        		
		                        			Supine Position
		                        			;
		                        		
		                        			Tongue
		                        			;
		                        		
		                        			Uvula
		                        			
		                        		
		                        	
5.Pulmonary Toxicity after a Quick Course of Combinatorial Vincristine, Bleomycin, and Cisplatin Neoadjuvant Chemotherapy in Cervical Cancer.
Kyung Do KI ; Jong Min LEE ; Seon Kyung LEE ; Seo Yun TONG ; Chu Yeop HUH ; Jung Kyu RYU ; Kyo Young KIM
Journal of Korean Medical Science 2010;25(2):240-244
		                        		
		                        			
		                        			Pulmonary toxicity is one of the most serious adverse effects associated with a quick course of vincristine, bleomycin, and cisplatin neoadjuvant chemotherapy (NAC-VBP). The aim of this study was to evaluate pulmonary toxicity related to a quick course NAC-VBP. A total of consecutive 61 patients, who underwent at most 3 cycles of NAC-VBP every 10 days in the International Federation of Gynecology and Obstetrics (FIGO) stage IB-IIB cervical cancer from 1995 to 2007, were retrospectively analyzed. Of the 61 study subjects, 7 (11.5%) were identified to have pulmonary toxicity and 2 (3.3%) died of pulmonary fibrosis progression despite aggressive treatment and the use of a multidisciplinary approach. No factor predisposing pulmonary toxicity was identified. Initial symptoms were non-specific, but bronchiolitis obliterans organizing pneumonia and interstitial pneumonitis were characteristic findings by high-resolution computed tomography of the chest. The benefit of steroid therapy was uncertain and was associated with steroid-induced diabetes mellitus requiring insulin therapy in two patients. Fatal pulmonary toxicity is a major concern of a quick course NAC-VBP. In conclusion, these patients require special monitoring for bleomycin-induced pulmonary toxicity.
		                        		
		                        		
		                        		
		                        			Aged
		                        			;
		                        		
		                        			Antineoplastic Combined Chemotherapy Protocols/administration & dosage/*adverse effects/therapeutic use
		                        			;
		                        		
		                        			Bleomycin/administration & dosage/*adverse effects/therapeutic use
		                        			;
		                        		
		                        			Cisplatin/administration & dosage/*adverse effects/therapeutic use
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Lung Diseases/*chemically induced/pathology
		                        			;
		                        		
		                        			Middle Aged
		                        			;
		                        		
		                        			*Neoadjuvant Therapy
		                        			;
		                        		
		                        			Pulmonary Fibrosis/chemically induced/mortality/pathology
		                        			;
		                        		
		                        			Retrospective Studies
		                        			;
		                        		
		                        			Tomography, X-Ray Computed
		                        			;
		                        		
		                        			Uterine Cervical Neoplasms/complications/*drug therapy
		                        			;
		                        		
		                        			Vincristine/administration & dosage/*adverse effects/therapeutic use
		                        			
		                        		
		                        	
6.Correlation between the Severity of Female Urinary Incontinence and Concomitant Morbidities: A Multi-Center Cross-Sectional Clinical Study.
Ji Seon KIM ; Suhn Yeop KIM ; Duck Won OH ; Jong Duk CHOI
International Neurourology Journal 2010;14(4):220-226
		                        		
		                        			
		                        			PURPOSE: The aim of this study was to identify the relationship between urinary incontinence (UI) and low back pain (LBP) discomfort and disability, static balance, and demographic factors. METHODS: A total of 348 women aged 20-80 years were included in this cross-sectional study. The general characteristics of the subjects and the main outcome (UI condition, LBP discomfort, LBP disability, and static balance ability) were assessed by using clinical questionnaires and assessment tools. RESULTS: Of all the subjects, 22.8% had experienced UI. Women with UI showed a significantly higher relationship of LBP and disability, and static balance ability (P<0.01). We found a significant correlation between UI, age, LBP and disability, and static balance ability (P<0.01). CONCLUSIONS: These findings suggest that UI correlates negatively with LBP discomfort, LBP disability, and static balance ability. Further studies should focus on the identification of the precise mechanisms underlying UI and its related physical symptoms and on the development of therapeutic strategies to manage this condition.
		                        		
		                        		
		                        		
		                        			Aged
		                        			;
		                        		
		                        			Cross-Sectional Studies
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Low Back Pain
		                        			;
		                        		
		                        			Urinary Incontinence
		                        			
		                        		
		                        	
7.Effect of low dose ketamine to prevent remifentanil-induced cough: a randomized, double-blind, placebo controlled trial.
Ji Young KIM ; Jong Yeop KIM ; Sung Yong PARK ; Wol Seon JUNG ; Hyun Jeong KWAK
Korean Journal of Anesthesiology 2009;56(6):624-627
		                        		
		                        			
		                        			BACKGROUND: A reflex cough is often observed after an intravenous (IV) bolus of remifentanil. Since ketamine was reported to be effective in modulating the cough reflex, this prospective, randomized, double-blind, placebo-controlled study was designed to evaluate the efficacy of pretreatment with ketamine on remifentanil-induced cough. METHODS: 320 patients undergoing general anesthesia for elective surgery were randomly allocated into two groups to receive either IV ketamine 0.1 mg/kg (ketamine group, n = 156) or 0.9% saline (saline group, n = 154) 1 min before administration of remifentanil at a target effect-site concentration of 5 ng/ml. Severity of cough was graded (mild, 1-2; moderate, 3-4; and severe, 5 or >5). RESULTS: The overall incidence of cough was significantly higher in the saline group (43/154 patients; 0.28, 95% CI 0.21, 0.36) than that in the ketamine group (18/156 patients; 0.12, 95% CI 0.07, 0.18) (P < 0.001). However, there was no significant difference in the severity and the onset time of cough between the groups. CONCLUSIONS: IV ketamine 0.1 mg/kg one minute before remifentanil was effective in suppressing remifentanil-induced cough without affecting the severity and onset time.
		                        		
		                        		
		                        		
		                        			Anesthesia, General
		                        			;
		                        		
		                        			Cough
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Incidence
		                        			;
		                        		
		                        			Ketamine
		                        			;
		                        		
		                        			Piperidines
		                        			;
		                        		
		                        			Prospective Studies
		                        			;
		                        		
		                        			Reflex
		                        			
		                        		
		                        	
8.Toxic Shock Syndrome with Necrotizing Fascitis after Liposuction.
Hee Seon RHYU ; Min Ho PARK ; Jung Chul KIM ; Seong Yeop RHYU ; Young Kyu PARK ; Hyeong Rok KIM ; Dong Yi KIM ; Young Jin KIM ; Shin Khon KIM ; Jae Kyun JU
Journal of the Korean Surgical Society 2008;74(3):233-235
		                        		
		                        			
		                        			During recent years, cases of toxic shock syndrome have been reported with increasing frequency in plastic surgery patients. The majority of reports relate to aesthetic plastic surgical procedures such as rhinoplasty, augmentation mammoplasty, liposuction, and chemical peeling. We report a case of toxic shock syndrome with necrotizing fascitis after liposuction in a 23-year-old woman who had erythema and edema, blister formation and gangrene in the skin. The patient was admitted to the intensive care unit, and treatment was initiated with vigorous fluid resuscitation and intravenous antibiotic therapy. During the next days, the condition of the patient worsened, and pulmonary insufficiency required intubation and mechanical ventilation. Surgical treatment with multiple incision and irrigation was performed on the first, third and eighteenth day. The patient was discharged in good health on the 30th day after admission. Toxic shock syndrome with necrotizing fascitis is a rare disease; therefore, it is important to review its diagnostic and clinical features as only early diagnosis and prompt, radical surgery improves the survival rate.
		                        		
		                        		
		                        		
		                        			Blister
		                        			;
		                        		
		                        			Early Diagnosis
		                        			;
		                        		
		                        			Edema
		                        			;
		                        		
		                        			Erythema
		                        			;
		                        		
		                        			Fasciitis, Necrotizing
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Gangrene
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Intensive Care Units
		                        			;
		                        		
		                        			Intubation
		                        			;
		                        		
		                        			Lipectomy
		                        			;
		                        		
		                        			Mammaplasty
		                        			;
		                        		
		                        			Polymethacrylic Acids
		                        			;
		                        		
		                        			Respiration, Artificial
		                        			;
		                        		
		                        			Resuscitation
		                        			;
		                        		
		                        			Rhinoplasty
		                        			;
		                        		
		                        			Shock, Septic
		                        			;
		                        		
		                        			Skin
		                        			;
		                        		
		                        			Surgery, Plastic
		                        			;
		                        		
		                        			Young Adult
		                        			
		                        		
		                        	
9.Simultaneous occurrence of a granulosa cell tumor and a serous cystadenoma in the same ovary: A case report.
Chang Wook HA ; Myong Cheol LIM ; Young Jun CHOI ; Bo Yon LEE ; Seon Kyung LEE ; Chu Yeop HUH ; Seung Bo KIM ; Youn Wha KIM ; Joo Won LIM
Korean Journal of Obstetrics and Gynecology 2006;49(12):2651-2654
		                        		
		                        			
		                        			This is the first case report of a patient with a large serous cystadenoma accompanied by a juvenile granulosa cell tumor that was discovered in the remaining ovarian tissue. A 25-year-old female was presented with constipation and amenorrhea. Ultrasonography revealed a large cystic mass in the left ovary with a normal uterus. The remaining ovarian tissue seemed normal at first look after cystectomy, but showed abnormal consistency on palpation. The remaining ovarian tissue was removed and granulosa cell tumor was confirmed by pathologic examination. The patient has been followed up for 30 months without evidence of recurrence. We would like to emphasize the importance of inspection, and palpation of remaining ovarian tissue during operation to avoid risks of remaining ovarian pathology.
		                        		
		                        		
		                        		
		                        			Adult
		                        			;
		                        		
		                        			Amenorrhea
		                        			;
		                        		
		                        			Constipation
		                        			;
		                        		
		                        			Cystadenoma, Serous*
		                        			;
		                        		
		                        			Cystectomy
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Granulosa Cell Tumor*
		                        			;
		                        		
		                        			Granulosa Cells*
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Ovarian Neoplasms
		                        			;
		                        		
		                        			Ovary*
		                        			;
		                        		
		                        			Palpation
		                        			;
		                        		
		                        			Pathology
		                        			;
		                        		
		                        			Recurrence
		                        			;
		                        		
		                        			Ultrasonography
		                        			;
		                        		
		                        			Uterus
		                        			
		                        		
		                        	
10.The Follicular Fluid and Serum Concentrations of Vascular Endothelial Growth Factor in patients during IVF-ET Cycles.
Sung Jae PARK ; Kyung Do KI ; Hyo Won LEE ; Bo Yon LEE ; Seon Kyung LEE ; Chu Yeop HUH ; Seung Bo KIM
Korean Journal of Obstetrics and Gynecology 2006;49(9):1941-1948
		                        		
		                        			
		                        			OBJECTIVE: Several aspects of female reproduction, from folliculogenesis to corpus luteum function, are related to angiogenesis. The purpose of this study is to measure the concentrations of vascular endothelial growth factor (VEGF) in follicular fluid and serum in patients during In Vitro Fertilization-Embryo Transfer (IVF-ET) cycles. METHODS: In our prospective study, twenty-nine patients who underwent in vitro fertilization by GnRH agonist short protocol were assessed at the our infertility clinic from Aug. 2003 to July 2005. Serum VEGF and follicular fluid VEGF levels were measured in all patients at the time of oocytes retrieval. The assay technique used in this study was ELISA for serum and follicular fluid VEGF. RESULTS: Of 29 cycles, 10 cycles were pregnant (34.5%). A positive correlation existed for follicular fluid VEGF and chronologic age (r=0.428, p-value=0.021). Follicular fluid VEGF concentration showed an inverse relationship with the total number of oocytes retrieved and follicles (r=-0.493, p-value=0.007; r=-0.474, p-value=0.009). But there was no statistically significant relationship between follicular fluid VEGF concentration and serum VEGF concentration (rho=0.347). Follicular fluid VEGF concentration was significantly higher in the non-pregnant group (1468.38+/-727.33 pg/mL) compared to the pregnant group (676.48+/-542.07 pg/mL) (p-value=0.003). CONCLUSION: Our data provide some of the evidences that elevated VEGF concentrations in the follicular fluid are associated with poor conception rates in the IVF-ET cycles.
		                        		
		                        		
		                        		
		                        			Corpus Luteum
		                        			;
		                        		
		                        			Enzyme-Linked Immunosorbent Assay
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Fertilization
		                        			;
		                        		
		                        			Fertilization in Vitro
		                        			;
		                        		
		                        			Follicular Fluid*
		                        			;
		                        		
		                        			Gonadotropin-Releasing Hormone
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Infertility
		                        			;
		                        		
		                        			Oocytes
		                        			;
		                        		
		                        			Prospective Studies
		                        			;
		                        		
		                        			Reproduction
		                        			;
		                        		
		                        			Vascular Endothelial Growth Factor A*
		                        			
		                        		
		                        	
            
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