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정란경 慶熙大學校 地球環境硏究所 1998 지구환경논문집 Vol.9 No.-
물 속에는 함유하고 있는 다양한 물질 중 음이온(F, Cl, NO_3-, SO_4)을 중심으로, 국내 시판되고 있는 먹는샘물과 먹는 물 중의 함량을 조사하는 효율적 방법을 연구하였다. 먹는샘물 15개의 경우 각 이온별 기준치 초과가 없었으나 먹는물 150개의 경우 불소는 2.6% 기준을 초과했고, 염소이온의 경우 1.3% 기준을 초과했다. 질산성질소의 경우 9.3%나 되었고 황산이온의 경우는 기준치 초과가 없었다. 각 이온 성분별 분포에서 불소는 먹는 샘물의 경우 불검출~1.2ppm의 분포를 보이고, 먹는물은 불검출~2.6ppm으로 나타났고, 염소이온은 먹는샘물이 불검출~71ppm, 먹는물이 불검출~173ppm으로 나타났다. 질산성질소의 경우 먹는샘물은 불검출~2.1ppm으로 나타났고 먹는물의 경우 불검출~44.8ppm까지 나타났다. 황산이온은 먹는샘물의 경우 불검출~23ppm으로 나타났고, 먹는물의 경우 불검출~141ppm으로 나타났다.
Thromboelastographic evaluation in dogs with hyperadrenocorticism
유도현,조성민,강민정,정란경,김민지,차수민,신채원,박진영,조성은,배현아 충북대학교 동물의학연구소 2023 Journal of Biomedical and Translational Research Vol.24 No.4
Canine hyperadrenocorticism, a prevalent endocrine disorder characterized by excessive cortisol production. Notably, hypercoagulability leading to pulmonary thromboembolism (PTE) poses a substantial concern. PTE may be underestimated because of the rapid dissolution of canine thrombi postmortem. However, traditional coagulation assays face challenges in early detection of hypercoagulability. Therefore, this study explored the use of thromboelastography (TEG) as a diagnostic tool for identifying hypercoagulability in dogs with hyperadrenocorticism. A total of 31 dogs visited the Gyeongsang Animal Medical Center between 2018 and 2022, comprising 21 dogs with hyperadrenocorticism and 10 controls who underwent clinical and coagulation analyses. Hyperadrenocorticism was diagnosed using a low-dose dexamethasone stimulation test or adrenocorticotropin hormone stimulation test, and conventional laboratory parameters and coagulation parameters, such as the prothrombin time, activated partial thromboplastic time, fibrinogen, and TEG results, were compared between the groups. Clinical data revealed significantly elevated monocyte, platelet, alanine aminotransferase, alkaline phosphatase, triglyceride, and cholesterol concentrations in dogs with hyperadrenocorticism, which were attributed to excess cortisol secretion (p<0.05). TEG analysis demonstrated significantly decreased K values and increased α and MA values in hyperadrenocorticism dogs (p<0.05), indicating a shortened clotting time and enhanced clot strength, suggestive of hypercoagulability. TEG effectively highlights hypercoagulability in dogs with hyperadrenocorticism and provides valuable insights in predicting blood clot formation. Although predicting clot formation in dogs remains complex owing to multifactorial influences, this study underscores the potential utility of TEG in enhancing such predictions for dogs with hyperadrenocorticism.