- Glaucoma and retinal disorders
- Retinal Imaging and Analysis
- Diverse Approaches in Healthcare and Education Studies
- Salivary Gland Tumors Diagnosis and Treatment
- Retinal Diseases and Treatments
- Corneal surgery and disorders
- Surgical site infection prevention
- Oral and Maxillofacial Pathology
- Cerebrovascular and Carotid Artery Diseases
- Nasal Surgery and Airway Studies
- Reconstructive Facial Surgery Techniques
- Renal and Vascular Pathologies
- Neuroscience of respiration and sleep
- Customer churn and segmentation
- Venous Thromboembolism Diagnosis and Management
- Cloud Computing and Resource Management
- Ear and Head Tumors
- Technology and Data Analysis
- Cancer and Skin Lesions
- Pituitary Gland Disorders and Treatments
- Data Mining Algorithms and Applications
- Optical Coherence Tomography Applications
- Soft tissue tumor case studies
- Alzheimer's disease research and treatments
- Sinusitis and nasal conditions
Seoul Veterans Hospital
2019-2021
Chonnam National University Hwasun Hospital
2019
Veterans Health Administration
2018
Chungbuk National University
2015
Purpose To quantify the structural and perfusion changes in choriocapillaris chronic central serous chorioretinopathy after half-dose photodynamic therapy by using spectral-domain optical coherence tomography angiography. Methods This retrospective interventional case series examined eyes of patients with chorioretinopathy. Patients underwent full ophthalmic examinations, including angiography, prior to 1, 3, 6 months treatment. Clinical tomographic features choroidal thickness vascular were...
As recognition and value on big data has become significant, companies, public institutions, intelligence agencies have started to interest data. Of course, there were analytic techniques based in past as well, but was limited analysis also limited. However nowadays, structured due social media unstructured increase that is rising. This paper systematically analyzes behavior of internet shopping mall users through proposes a strategic operation plan using this analysis. Keywords: Association...
Purpose: To evaluate the early-postoperative intraocular pressure (IOP) changes and frequency of IOP spike after cataract surgery in normal-tension glaucoma (NTG) eyes to compare them with those nonglaucomatous eyes. Materials Methods: This was a case-control study. We reviewed medical records patients who had undergone surgery. One-to-one (1:1) case matching performed, each matched set consisting 1 NTG eye as control eye. Comparisons between 2 groups were performed. Specifically, measured...
Background/Objectives: The purpose of this study is to recognize the significance security cloud service activation and success draw direction importance for development Korean service. Cloud computing makes it possible conduct a test easily quickly at low cost, be scalable with an inexpensive curb unnecessary expenses.Methods/Statistical analysis: This collected news articles from NAVER use crawling technique. data were pre-processed (cleaned), then 25 words high priority analyzed in...
Purpose To investigate intraocular pressure (IOP) readings by non-contact tonometry (NCT) and Goldmann applanation (GAT) for patients with different degrees of bilateral tearing. Methods In this study, we reviewed the medical charts complaining The tear meniscus height (TMH) IOP NCT GAT were measured. each patient, a comparison between eye lower TMH contralateral higher was evaluated. graded as follows: grade 1 (low): < 0.2 mm; 2 (moderate): mm ≤ 0.6 3 (high): ≥ mm. Subsequently, among eyes...
Background and Objectives The purpose of this study was to review the clinical characteristics treatment outcomes benign malignant nasal septal tumors. Subjects Method A total 34 patients who underwent for tumor between 2004 2015 were included in study. Demographic characteristics, sinonasal chief complaints, size localization tumor, imaging findings, surgical method, histopathologic results, outcomes, postoperative complications reviewed. Results Of with used study, 22 (64.7%) had tumors 12...
1. Brain MRI T1 axial (A) and coronal (B) scan shows a low-attenuated lesion of approximately 1.2×0.7 cm in the left posterior ethmoid sinus.(C) PNS CT enhanced hazy 1.0×0.9cm with thickened bony structure.No erosive bone was found.
Background and Objectives Nasal surgery is known to improve the quality of life in patients with obstructive sleep apnea; however, its effect on airway structure little known. This study attempted identify impact nasal pharyngeal structure. Subjects Method We enrolled who underwent from July 2015 March 2018 due obstruction severe snoring or apnea. Patients palate previous history were excluded. Demographic factors, symptoms regarding obstruction, study, preoperative cephalometry,...
많은 기업들은 경영 환경의 변화와 글로벌 경쟁 속에서 경영관리의 필수요소로 자리 잡은 ERP 시스템을 도입하여 경쟁력을 강화하고 있다. 그러나 하나의 시스템만으로 기업에서 발생하는 모든 요구 사항을 만족시킬 수 없기에 시스템 도입 후에도 기존 결합하여 운용하거나 새로운 도입하기도 하며 각 기업의 시스템들이 연결, 통합되기도 한다. 이와 같은 이유로 출현과 함께 보다 강력하고 편리한 인터페이스 기술에 대한 필요성이 점차 증가해왔다. 본 연구에서는 중 기업들이 가장 많이 사용하는 SAP R/3 채택하였고, R/3의 여러 모듈 MM 모듈을 선택하여, 내의 구매요청 데이터의 입력과 처리를 위해 시스템에서 제공하고 있는 기술과 새로이 VBA 기술을 사용하여 시스템의 데이터 인터페이스를 설계 및 구현 방안을 제시하였다. 이 방안의 장점은 사용자 관점에서 사용에 거부감을 줄일 있으며 출력으로 업무 효율성을 높일 것으로 나타났다. Many companies have attempted to...
Lymphadenoma is a rare benign neoplasm of the salivary gland. Herein, we present 67-year old woman with lymphadenoma in parotid Physical and radiologic examinations are not specific preoperative diagnosis usually difficult. Therefore, clinicians should consider possibility that may occur gland mimicking other more frequently observed lesions.
IgG4-related chronic sclerosing sialadenitis commonly occurs in the submandibular glands. The gold standard for diagnosis of is a tissue biopsy from affected organ. Herein, we report probability occurrence both glands that developed at intervals months. Therefore, long-term follow-up and whole-body evaluation are essential.
Internal jugular vein (IJV) thrombophlebitis is a rare complication of deep neck abscess. A 55-year-old male was diagnosed with retropharyngeal and mediastinal abscesses. In spite treatment surgical drainage antibiotics, his abscess aggravated there newly developed diffuse necrosis the right IJV. We performed again closure fistula on posterior pharyngeal wall caused by applied vacuum-assisted therapy. However, patient’s condition deteriorated. Therefore, we decided to perform debridement...
Background and Objectives This study compared two types of skin graft reconstruction for the defect radial forearm free flap. Subjects Method Ten cases split-thickness (STSG) harvested from thigh were analyzed. Also, ten full-thickness (FTSG) harvest inguinal area applied with vacuum-assisted closure (VAC) system Results The size was increased more in STSG group than FTSG (pï¼0.05). Skin grafts recovered completely sooner although it not statistically significant (p=0.082). Five...
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