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Kyunghyun Min,Eun Jeong Choi,Yeon Hoon Lee,Jin Sup Eom,Byung Ho Son,Sei Hyun Ahn,Eun Key Kim 대한외과학회 2019 Annals of Surgical Treatment and Research(ASRT) Vol.97 No.4
Purpose: Skin grafts have been widely used in managing extensive chest wall defects after mastectomy for advanced breast cancer. However, their durability and tolerability to radiotherapy is still controversial. A thoracoabdominal (TA) flap with a few technical refinements can safely transfer a larger flap while minimizing complications. Methods: From January 2007 to February 2018, a retrospective review was performed to compare 2 groups after wide breast excision: skin graft group (group 1) and lateral-based, single vertical incision rotation-advancement TA flap (group 2). Patients’ demographics, operative details, complications, hospital stay, postoperative outpatient visits, cost, and start of adjuvant therapy were analyzed between the 2 groups. Results: During the study period, 34 patients received skin graft and 41 patients received TA flap. group 2 had a shorter hospital stay (6.41 ± 2.64 days vs. 12.62 ± 4.60 days, P < 0.001) and shorter time to complete wound healing (29.27 ± 18.68 days vs. 39.24 ± 27.70 days, P = 0.03) than group 1. There was also a difference in the period from surgery to initiation of adjuvant therapy (group 1, 45.04 days ± 17.79 days; group 2, 37.07 ± 15.38 days, P = 0.073). Although limitation in shoulder motion was more frequent in group 2, limitation of motion for >1 year was observed in 4 patients in only group 1 (43.90% vs. 38.24%, P = 0.613). Conclusion: TA flap has a simple design that minimizes concerns involving the donor site. Moreover, it does not require complicated procedures and allows for re-elevation whenever necessary. Finally, it guarantees faster wound recovery than skin graft with fewer complications
Polioencephalomalacia diagnosed in necropsied cattle in Korea
( Kyunghyun Lee ),( Eun-jin Choi ),( Ji-youl Jung ),( Hyunkyoung Lee ),( Ji-hyeon Kim ),( Byungjae So ) 한국동물위생학회 2018 한국동물위생학회지 (KOJVS) Vol.41 No.2
Polioencephalomalacia (PEM) is a neurologic disease of ruminants diagnosed by pathological approach. There is very little information available to understand bovine PEM in Korea. In this study, we investigated the diagnostic rate and pathological features of PEM in 334 necropsied cases of cattle submitted to the Animal and Plant Quarantine Agency in Korea from 2015∼2017. PEM was diagnosed only in 13 (3.9%) Hanwoo, the Korean native cattle, and sporadically occurred in our country. The disease was the most diagnosed in fall season, and the age of the cows ranged from 1 month to 3 year. In all PEM cases, softening, and yellow discoloration of the gray matter in the cerebrum and fluorescence at the sites using ultraviolet illumination were grossly observed. Microscopically abundance of glial cells with vacuolar large cytoplasm and neuronal necrosis were commonly observed. This study suggests that future studies are necessary to identify the cause and pathogenesis for the control of PEM in our country.
Encephalopathy caused by maternal deficiency of vitamin A in a calf
Kyunghyun Lee,Jongho Kim,Ujin Jeon,Yeon Hee Kim,Ha-Young Kim,ByungJae So,Eun-Jin Choi 한국동물위생학회 2019 한국동물위생학회지 (KOJVS) Vol.42 No.4
Blindness was observed in five calves born from cattle fed only a commercial feed of growing stage and dried rice straws for about two years in a farm in Gyeongsangbuk-do province. Three of them died within a month after birth, and a body and sera of his mother and other 19 cattle were submitted for diagnosis. At necropsy, the calf was very weak and filled with cerebrospinal fluid in the cerebrum. Any histopathological lesion including atrophy of death of optic nerve cells was not observed, but the irregu-lar proliferation such as lace pattern of choroidal cells and lymphocytic infiltration just below choroid was observed. No pathogen was detected as a result of the etiological tests on the internal organs of calves and bloods. In addition, the levels of serum vitamin A in different affected and his mother cattle were all lower than normal. Finally, we determined this case as an encephalopathy caused by maternal vitamin A deficiency in a calf. This report is an extreme example of how important it is to supply ad-equate s diets and a good quality of hay for each stage of growth in cattle.
Encephalopathy caused by maternal deficiency of vitamin A in a calf
Lee, Kyunghyun,Kim, Jongho,Jeon, Ujin,Kim, Yeon Hee,Kim, Ha-Young,So, ByungJae,Choi, Eun-Jin The Korean Society of Veterinary Service 2019 韓國家畜衛生學會誌 Vol.42 No.4
Blindness was observed in five calves born from cattle fed only a commercial feed of growing stage and dried rice straws for about two years in a farm in Gyeongsangbuk-do province. Three of them died within a month after birth, and a body and sera of his mother and other 19 cattle were submitted for diagnosis. At necropsy, the calf was very weak and filled with cerebrospinal fluid in the cerebrum. Any histopathological lesion including atrophy of death of optic nerve cells was not observed, but the irregular proliferation such as lace pattern of choroidal cells and lymphocytic infiltration just below choroid was observed. No pathogen was detected as a result of the etiological tests on the internal organs of calves and bloods. In addition, the levels of serum vitamin A in different affected and his mother cattle were all lower than normal. Finally, we determined this case as an encephalopathy caused by maternal vitamin A deficiency in a calf. This report is an extreme example of how important it is to supply adequate s diets and a good quality of hay for each stage of growth in cattle.
Klebsiella pneumoniae infection secondary to bovine viral diarrhea in two prematurely born calves
Lee, Kyunghyun,Kim, Ha-Young,Choi, Eun-Jin,Lee, Kyoung-Ki,So, ByungJae,Jung, Ji-Youl The Korean Society of Veterinary Science 2020 大韓獸醫學會誌 Vol.60 No.3
This paper describes the development of neurological signs of two prematurely born calves four days after birth. The pathological examination results indicated fibrinopurulent polyserositis, including meningoencephalitis with suppurative bronchopneumonia. Bovine viral diarrhea virus subtype 2a was detected in most of the internal organs, and the bacterial colonies cultured from the samples were identified as Klebsiella (K.) pneumoniae. Molecular analysis via multilocus sequence typing identified a different K. pneumoniae isolate in each calf-type 14 in calf A and type 65 in calf B. This is the first report identifying K. pneumoniae sequence types 14 and 65 in cattle.
Polioencephalomalacia diagnosed in necropsied cattle in Korea
Lee, Kyunghyun,Choi, Eun-Jin,Jung, Ji-Youl,Lee, Hyunkyoung,Kim, Ji-Hyeon,So, ByungJae The Korean Society of Veterinary Service 2018 韓國家畜衛生學會誌 Vol.41 No.2
Polioencephalomalacia (PEM) is a neurologic disease of ruminants diagnosed by pathological approach. There is very little information available to understand bovine PEM in Korea. In this study, we investigated the diagnostic rate and pathological features of PEM in 334 necropsied cases of cattle submitted to the Animal and Plant Quarantine Agency in Korea from 2015~2017. PEM was diagnosed only in 13 (3.9%) Hanwoo, the Korean native cattle, and sporadically occurred in our country. The disease was the most diagnosed in fall season, and the age of the cows ranged from 1 month to 3 year. In all PEM cases, softening, and yellow discoloration of the gray matter in the cerebrum and fluorescence at the sites using ultraviolet illumination were grossly observed. Microscopically abundance of glial cells with vacuolar large cytoplasm and neuronal necrosis were commonly observed. This study suggests that future studies are necessary to identify the cause and pathogenesis for the control of PEM in our country.
Highly Pathogenic Avian Influenza A(H5N6) in Domestic Cats, South Korea
Lee, KyungHyun,Lee, Eun-Kyoung,Lee, HyunKyoung,Heo, Gyeong-Beom,Lee, Yu-Na,Jung, Ji-Youl,Bae, You-chan,So, ByungJae,Lee, Youn-Jeong,Choi, Eun-Jin U.S. Department of Health and Human Services * Cen 2018 Emerging Infectious Diseases Vol.24 No.12
<P>In December 2016, highly pathogenic avian influenza (HPAI) infection with systemic pathologic lesions was found in cats in South Korea. Genetic analyses indicated that the feline isolates were similar to HPAI H5N6 viruses isolated in chicken farms nearby. This finding highlights the need for monitoring of domestic mammals during HPAI outbreaks.</P>