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홍준혁,김현주,김청수,안한종,안태영,김광훈 울산대학교 의과대학 1992 울산의대학술지 Vol.1 No.1
Malacoplakia is an uncommon granulomatous inflammatory disorder that usually affects the urinary bladder and rarely affects the kidney and the prostate. We report two cases of malacoplakia in genitourinary tract, involving the kindey and prostate, respectively, which were treated with nephrectomy and transurethral resection and antibiotics.
( Jung Hyun Park ),( Young Suk Yu ),( Jeong Hun Kim ),( Seong Joon Kim ),( Ho Kyung Choung ) 대한안과학회 2007 Korean Journal of Ophthalmology Vol.21 No.4
Purpose: To investigate the association between binocular function and vision after cataract removal and primary posterior chamber intraocular lens (PC-IOL) implantation in children with unilateral cataract and to identify visual function differences according cataract type. Methods: Clinical records of 2- to 6-year-old patients with unilateral cataract removal and primary PC-IOL implantation were reviewed retrospectively. Visual acuity and ocular alignment were measured. Sensory fusion was assessed with the Worth 4-dot test, and stereoacuity with the Titmus stereo test. Cataracts were classified according to cause, lens opacity location, age at onset, and presence of strabismus. Clinical characteristics of patients who obtained good visual function were identified. Results: Forty-seven patients were included. Among 22 (46.8%) with good vision (20/40 or better), only 6 (27.3%) achieved good binocular function (the presence of fusion and 100 seconds of arc or better of stereoacuity). Visual acuity was better in eyes with good binocular function (p=0.002). No other variables were significant for achieving good binocular function. Conclusions: The removal of unilateral cataract in a visually immature child can result in a combination of good visual acuity and binocular function. Good binocular function is closely related to good visual acuity.
Hong, Sung Joon,Cho, Kang Su,Han, Mooyoung,Rhew, Hyun Yul,Kim, Choung-Soo,Ryu, Soo Bang,Sul, Chong Koo,Chung, Moon Kee,Park, Tong Choon,Kim, Hyung Jin The Korean Academy of Medical Sciences 2008 JOURNAL OF KOREAN MEDICAL SCIENCE Vol.23 No.3
<P>We developed nomograms to predict disease recurrence in patients with Ta, T1 transitional cell carcinoma of the bladder. Thirty-eight training hospitals participated in this retrospective multicenter study. Between 1998 and 2002, a total of 1,587 patients with newly diagnosed non-muscle invasive bladder cancer were enrolled in this study. Patients with prior histories of bladder cancer, non-transitional cell carcinoma, or a follow-up duration of less than 12 months were excluded. With univariate and multivariate logistic regression analyses, we constructed nomograms to predict disease recurrence, and internal validation was performed using statistical techniques. Three-year and five-year recurrence-free rates were 64.3% and 55.3%, respectively. Multivariate analysis revealed that age (hazard ratio [HR]=1.437, <I>p</I><0.001), tumor size (HR=1.328, <I>p</I>=0.001), multiplicity (HR=1.505, <I>p</I><0.001), tumor grade (HR=1.347, <I>p</I>=0.007), concomitant carcinoma in situ (HR=1.611, <I>p</I>=0.007), and intravesical therapy (HR=0.681, <I>p</I><0.001) were independent predictors for disease recurrence. Based on these prognostic factors, nomograms for the prediction of disease recurrence were developed. These nomograms can be used to predict the probability of disease recurrence in patients with newly diagnosed Ta, T1 transitional cell carcinoma of the bladder. They may be useful for patient counseling, clinical trial design, and patient follow-up planning.</P>
T3 을 이용한 thyroid suppression test
김창현 ( Chang Hyun Kim ),최영길 ( Yong Kil Choi ),정준호 ( Joon Ho Choung ) 대한내과학회 1971 대한내과학회지 Vol.14 No.5
T3 suppression test with 100μg of daily for 3 days was undertaken to evaluate the suppressibility, of uptake of radioactive Iodine 131 of thyroid gland in euthyroid and hyperthyroid patients. A clear distinction in suppressibility could be drown by the sho
JONGMIN CHOI,HYUN JOON CHOUNG,YOUNGJU JOO,HOON KANG,김용찬 대한설비공학회 2010 International Journal Of Air-Conditioning and Refr Vol.18 No.3
The cooling load in winter is significant in buildings and hotels because of the usage of office equipments and the high efficiency of wall insulation. Hence, the development of a multi-heat pump that can cover heating and cooling simultaneously for each indoor unit is required. In this study, the performance of a simultaneous heating and cooling heat pump was investigated in the heat recovery mode (HR mode). The system adopted a variable speed compressor using R-410A with four indoor units and one outdoor unit. In the HR mode, the capacity and COP were improved as compared with those in the cooling or heating mode because the waste heat in the outdoor unit was utilized as useful heat in the indoor units. However, energy imbalance between heating and cooling capacities of each indoor unit was observed in the 2H–1C HR mode. Therefore, the performance of the system in the 2H–1C HR mode was enhanced by controlling refrigerant flow rate through the outdoor unit.
접착제와 와동형성의 차이에 따른 5급 복합레진 수복의 전향적 임상연구
이경욱,정세준,한영철,손호현,엄정문,오명환,조병훈 大韓齒科保存學會 2006 Restorative Dentistry & Endodontics Vol.31 No.4
본 연구의 목적은 복합레진을 이용한 비우식성 치경부 5급 병소 수복에 있어서, 3가지 다른 접착제를, 유지구를 부여한 치아와 부여하지 않은 치아에 적용하였을 때의 임상적인 효능의 차이를 비교하기 위함이다. 총 150개의 치아를 각각 25개씩 6개의 군으로 나누었다. A군 Scotchbond Multi-Purpose (SBMP, 3M ESPE, St, Paul, MN, USA, 4세대 접착제)를 사용하고 유지구를 부여하지 않음. B군: SBMP를 사용하고 유지구를 부여. C군: BC Plus (Vericom Co., Anyang, Gyeonggido, Korea, 5세대 접착제)를 사용하고 유지구를 부여하지 않음. D군: BC Plus를 사용하고 유지구를 부여. E군: Adper Prompt (3M ESPE, Seefeld, Germany, 6세대 접착제)를 사용하고 유지구를 부여하지 않음. F군: Adper Prompt를 사용하고 유지구를 부여. 모든 치아는 복합레진인 Denfil(Vericom Co., Anyang. Gyonggido. Korea)을 이용하여 충전하였다. 수복 직후와, 수복 6개월 후에 modified USPHS (United States Public Health Service) criteria에 따라 수복물을 임상적으로 평가하였다. 추가적으로 임상사진을 촬영하였으며, 에폭시 레진을 이용하여 복제한 후 주사전자현미경을 이용하여 이를 관찰하였다. 6개월 후 관찰 결과. alpha rating의 수가 각 실험군마다 동일하지는 않았지만, 통계적으로는 3가지의 접착제간에 유의할만한 차이는 없었고, 기계적인 유지구를 부여한 군과 부여하지 않은 군 간에도 유의할만한 차이는 없었다 (p > 0.05). 그러나 6개월의 관찰 기간은 일반적으로 기대되는 레진의 수명보다 짧기 때문에, 각 실험군 간의 차이를 알아보기 위해서는 추후 더 오랜 기간의 관찰이 요구된다. The purpose of this study is to evaluate prospectively the effect of different bonding systems and retention grooves on the clinical performance of resin restorations in non-carious cervical lesions (NCCLs). Thirty nine healthy adults who had at least 2 NCCLs in their promolar areas were included in this study. One hundred and fifty teeth were equally assigned to six groups; (A) Scotchbond Multi-Purpose (SBMP, 3M ESPE, St, Paul, MN, USA, 4th generation bonding system) without retention grooves; (B) SBMP with retention grooves: (C) BC Plus (Vericom Co., Anyang, Gyeonggido, Korea, 5th generation bonding system) without retention grooves; (D) BC Plus with retention grooves; (E) Adper Prompt (3M ESPE, Seefeld, Germany, 6th generation bonding system) without retention grooves: (F) Adper Prompt with retention grooves. All cavities were filled with a hybrid composite resin, Denfil (Vericom Co., Anyang, Gyeonggido, korea) by one operator. Restorations were evaluated at baseline and at 6-month recall, according to the modified USPHS (United states Public Health Service) criteria, Additionally, clinical photographs were taken and epoxy resin replicas were made for SEM evaluation. At 6-month recall, there were some differences in the number of alpha ratings among the experimental groups. But, despite the differences in the number of alpah ratings, there was no significant difference among the 3 adhesive systems (p > 0.05). There was also no significant difference between the groups with or without mechanical retention (p > 0.05). Follow-ups for longer periods than 6 months are needed to verify the clinical performance of different bonding systems and retention grooves. 〔J Kor Acad Cons Dent 31(4):300-311, 2006〕