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홍승희(Seung Hee Hong),장성환(Seong Hwan Chang),정의석(Eui Seok Jung),김영옥(Young Ok Kim),최영륜(Young Youn Choi),우영종(Young Jong Woo) 대한소아신경학회 2018 대한소아신경학회지 Vol.26 No.3
Purpose: Ischemic stroke is rarely seen in children, but it could cause mortality and result in developmental disabilities such as motor paralysis, cognitive dysfunction, and epilepsy. In this study, the neurological outcomes of ischemic stroke in children were reviewed and the factors associated with the neurological outcomes were to be analyzed. Methods: Medical records of patients younger than 15 years of age who were newly diagnosed with ischemic stroke between January 2006 and December 2016 in Chonnam National University Hospital were reviewed. Results: This study consisted of 38 patients with ischemic stroke (male/female= 18/20, mean age=6 years 1 month±4 years 8 months). Neurological outcomes assessment was done at least 1 year after the onset of ischemic stroke. 10 patients (26.3%) had no neurological impairments. Motor paralysis was noted in 22 (57.9%), cognitive dysfunction was in 9 (23.7%), and epilepsy in 20 (52.6%). Among the possible risk factors for neurological impairments (age, sex, early seizures, characteristics of the infarcted lesions, abnormal electroencephalogram (EEG) findings), abnormalities on EEG findings were significantly associated with cognitive dysfunction (P=0.026) and the occurrence of early seizures with epilepsy (P=0.000). Conclusion: Neurological impairments were remained in 73.7% of children one year after ischemic stroke. Cognitive dysfunction was associated with abnormalities on EEG findings within 2 weeks after the onset of ischemic stroke and epilepsy with the occurrence of early seizures.
증례 : 제2형 당뇨병환자에서 국소형 Nesidioblastosis에 의한 저혈당 1예
이은정 ( Eun Jung Lee ),송기호 ( Kee Ho Song ),김숙경 ( Suk Kyeong Kim ),장성환 ( Seong Hwan Chang ),김동림 ( Dong Lim Kim ) 대한당뇨병학회 2009 Diabetes and Metabolism Journal Vol.33 No.3
Nesidioblastosis는 췌장 상피 세포로부터 발생하는 소도세포의 증식을 특징으로 하는 질환으로 성인에서 국소형 nesidioblastosis에 의한 저혈당의 보고는 거의 없었다. 본 예는 제2형 당뇨병이 있는 46세 남자 환자에서 저혈당을 주소로 내원하여 췌장 절제술을 통해 국소형 nesidioblastosis로 진단된 예이다. 수술 후 저혈당은 호전되었고 18개월 동안 저혈당의 재발없이 지내고 있다. 저자들은 성인에서 focal nesidioblastosis에 의한 저혈당 환자에서 부분 췌장절제술 후 치료된 1예를 경험하였기에 문헌고찰과 함께 보고하는 바이다. We report a 45-year-old man with type 2 diabetes who presented with recurrent hypoglycemia. Biochemical and imagingstudies did not show any mass-like lesion in the pancreas, so prednisolone and diazoxide were administered for the treatment of hypoglycemia. However, the hypoglycemia persisted during and after the medical treatment. A selective arterial calcium stimulation test was performed and revealed a suspicious lesion at the head of the pancreas. The patient underwent enucleation of the pancreas head lesion. The lesion was confirmed histologically to be focal nesidioblastosis and surgical resection was successfully performed. The patient showed no hypoglycemic symptoms postoperatively. (Korean Diabetes J 33:251-256, 2009)
양한광(Han-Kwang Yang),이혁준(Hyuk-Joon Lee),유문원(Moon Won Yoo),장성환(Seong-Hwan Chang),김상준(Sang Joon Kim) 한국의학교육학회 2003 Korean journal of medical education Vol.15 No.2
Purpose: Observation of operations is believed to be a major part in the clinical clerkship of surgery, but it is very hard to be performed effectively due to the difficulty of providing an appropriate view of surgical field for many students. To overcome this problem, we have started to provide a tele-video system for clinical clerkship of surgery since 2001. The aim of this study was to evaluate the effectiveness of educational program of surgery using tele-video system. Methods: We provided the tele-video system with camera systems in two operating rooms and 2 video projection systems in the teaching room to the third year medical students as a curriculum of clinical clerkship of surgery. Education using tele-video system was performed in the form of the interrogatory teaching between the teacher (operator) and students using microphone. The questionnaires about the program of clinical clerkship of surgery and the education with tele-video system were filled up by 190 students who had completed the 4 weeks clerkship schedule. After then, items in the questionnaires were analyzed in September and in December to evaluate the change of the students response for the education with tele-video system. Results: Eighty-eight percent of students had experienced the education with tele-video system. Most students (96%) recommended this system to their juniors, and 78% of students wanted this system to be also used in other departments clinical clerkship. The advantages of tele-video system were revealed as the better view of surgical field, followed by clear explanation for the surgical procedure, interrogatory teaching between the operator and the students, and so on. The most effective teaching methods were revealed as direct participating in the operation (33%), followed by tele-video system (32%), reading of textbook (19%), and simple observation of the operation (15%). General satisfaction for tele-video system were scored with five (11%), four (48%), three (25%), two (7%), and one (1%) (5=excellent, 1=very poor). General satisfaction rate about tele-video system was markedly improved from September to December. Conclusions: The education with tele-video system in the clinical clerkship of surgery seems to be very effective method for teaching the medical students.