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임형수(Hyung Soo Lim),임영천(Young Cheon Lim),송성진(Seung Jin Song),강신형(Shin Hyoung Kang),양수석(Soo Seok Yang) 한국유체기계학회 2009 유체기계 연구개발 발표회 논문집 Vol.2009 No.-
In this research, experimental investigation has been observed to enhance 4 stage axial compressor stability by steady air injection. By injecting air in front of 1st stage rotor tip, compressor operation range was extended about 4% based on no injection condition. The stall onset stage, signal frequency and stall cell feature were analyzed and these characters were compared with no injection condition's. Even though, no significant different was detected in steady air injection, except stall onset performance point, this results can be used as a reference for selecting injection stages in multistage compressor.
갑상선 절제술시 하시모토 갑상선염 동반 여부에 따른 임상적 특징
이미진,임양수,Mi-Jin Lee,M,D,and Yang-Soo Lim,M,D 대한갑상선-내분비외과학회 2011 The Koreran journal of Endocrine Surgery Vol.11 No.4
Purpose: The study investigated clinical features of patients who underwent thyroid surgery, with and without Hashimoto's thyroiditis. Methods: We retrospectively reviewed the medical records of 150 patients who underwent thyroid surgery at the Department of Surgery, Wallace Memorial Baptist Hospital, between January 2007 and December 2008. Patients were divided into two groups according to occurrence or non-occurrence of Hashimoto's thyroiditis, and analyzed them for age, sex, day of hospitalization, duration of drain keeping, operation time, and post-operative complications, including recurrent laryngeal nerve injuries, hypoparathyroidism, hypocalcemia, and adjacent structure injury. There were 24 lobectomies and 126 total thyroidectomies. Results: Operation time was longer for patients with Hashimoto's thyroiditis. There was little difference between the two groups with respect to day of hospitalization, duration of draining, or post-operative complications. Of the total thyroidectomy cases without Hashimoto's thyroiditis, 36 patients (37.5%) had transient hypocalcemia and four (4.2%) had permanent hypocalcemia. Of the cases with Hashimoto's thyroiditis, 13 patients (38.2%) had transient hypocalcemia and three (8.8%) had permanent hypocalcemia. Patients undergoing thyroid surgery with Hashimoto's thyroiditis had longer operation times due to increased angiogenesis and fibrosis. No difference was shown for other clinical features or post-operative complications. Conclusion: The data strongly indicate that meticulous hemostasis and careful surgical technique, along with an understanding of anatomic variation and surgical experience, leads to a low late of complications following thyroid surgery, even for patients with Hashimoto's thyroiditis. (Korean J Endocrine Surg 2011;11:242-247)
지리산둘레길에서 채집한 참진드기의 분포와 참진드기에서의 중증열성혈소판감소증후군바이러스 검출
송병준 ( Byung Joon Song ),임현철 ( Hyun Cheol Lim ),하태만 ( Tae Man Ha ),전두영 ( Doo Yung Jeon ),양수인 ( Soo In Yang ),송현제 ( Hyeon Je Song ) 한국동물위생학회 2016 한국동물위생학회지 (KOJVS) Vol.39 No.2
Severe fever with thrombocytopenia syndrome (SFTS) is an emerging disease characterized by fever and thrombocytopenia. Haemaphysalis longicornis ticks comprise the major population of ticks in the environment and have been considered as the main vector for SFTS virus (SFTSV). Here we investigated the distribution of ticks carrying SFTSV collected from the environment using the dragging or sweeping methods during April∼October 2015 in Jeollanam-do, Korea. Sampling was taken from Songjeong, Omi, Bangkwang, Sandong areas in Jiri walking trails. Among the total 3,869 ticks collected, 3,823 ticks (98.8%) were H. longicornis, 41 (1.1%) were Amblyomma testudinarium, and 5 (0.1%) were Ixodes nipponensis. Classification results by regional groups of H. longicornis indicated that 1,613 ticks were collected in Sandong, 1,190 ticks in Omi, 603 ticks in Bangkwang, and 417 ticks in Songjeong. In monthly distributional studies of H. longicornis based on the developmental stages, nymph (325 ticks) was collected from May to October, 94% of larvae from April to June, and 94% of adult from June to August. These results showed the different dominant stage of ticks according to seasons. However, no SFTSV-specific gene was detected in 3,823 ticks of H. longicornis, 41 of A. testudinarium and 5 of I. nipponensis.