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스티븐스 존슨 증후군 및 독성표피괴사융해증 88예의 임상적 고찰
홍정연 ( Jeong Yeon Hong ),정의현 ( Euy Hyun Chung ),양나경 ( Na Gyeong Yang ),김재윤 ( Jae Yun Kim ),허남훈 ( Nam Hun Heo ),이설희 ( Sul Hee Lee ),김정은 ( Jung Eun Kim ),이성열 ( Sung Yul Lee ) 대한피부과학회 2021 대한피부과학회지 Vol.59 No.8
Background: Stevens-Johnson syndrome (SJS) and toxic epidermal necrolysis (TEN) are potentially fatal acute hypersensitivity reactions that involve the skin and mucous membranes. Because they are relatively rare diseases, it is difficult to obtain well-organized epidemiological data. The clinicodemographic characteristics, culprit drugs, and factors related to disease prognosis may vary. Objective: To identify the characteristics of SJS/TEN by investigating patient clinicopathological characteristics, laboratory findings, suspected drugs, and mortality through a retrospective study using medical record data. Methods: The clinical records of patients diagnosed with SJS/TEN between February 2009 and February 2019 at three medical institutions of Soonchunhyang University were retrospectively reviewed. Data pertaining to sex, age, history, suspected drugs, latent period, laboratory findings, and mortality were collected, and their correlations were analyzed. Results: We identified SJS/TEN in 88 patients. Among the probable causative agents, antibiotics were the most common (29 cases, 33.0%), followed by nonsteroidal anti-inflammatory drugs (NSAIDs) in 20 cases (22.7%). The period between drug administration and symptom onset varied with the causative agent. Patients who died had high SCORTEN scores. In addition, hypertension, diabetes, renal failure, and cardiac disease had a statistically significant association with high SCORTEN. Conclusion: Antibiotics, NSAIDs, antiepileptics and allopurinol were the most commonly implicated drugs in our retrospective study. There was a significant correlation between comorbidities. Because SJS/TEN is a life-threatening condition, early recognition of the suspected drug are important. The results of this study may provide insights that aid in the early diagnosis and prediction of disease outcomes of SJS/TEN in the Korean population. (Korean J Dermatol 2021;59(8):604∼610)
1,064 nm Q-switched Nd:YAG 레이저를 이용한 백서 피부의 반영구화장 제거: 반영구 화장 후 레이저 치료 시간 간격에 따른 반영구화장 제거의 차이에 대한 비교
김지연 ( Ji Yeon Kim ),정의현 ( Euy Hyun Chung ),김현조 ( Hyun Jo Kim ),박영립 ( Young Lip Park ),황규왕 ( Kyu Uang Whang ),이종석 ( Jong Suk Lee ),이성열 ( Sung Yul Lee ) 대한피부과학회 2015 대한피부과학회지 Vol.53 No.6
Background: Various Q-switched (QS) lasers, such as ruby, alexandrite or neodymium:YAG (Nd:YAG) lasers, are used to remove tattoos and permanent makeup. To our knowledge, there has been no indication or guideline published for the optimal time for laser-mediated tattoo removal. Objective: To set a guideline for the optimal irradiation time for tattoo and permanent makeup removal via 1064 nm QS Nd:YAG (QSND) laser, we compared the degree of tattoo removal and skin histologic changes when the irradiation was employed at different time points. Methods: Rat skin was marked with 54 artificial permanent makeup marks with black ink using a permanent makeup machine. The marks were irradiated with a 1064 nm QSND laser on the application day, and 3 days, 5 days, 1 week, 2 weeks, and 3 weeks after application. Pigmentation changes were checked over time using a Mexameterⓡ and skin biopsy. Results: There was no significant difference in the degree of pigment removal as examined by Mexameterⓡ on the day of makeup application compared to 3 days, 5 days, 1 week, 2 weeks, and 3 weeks after application. Histopathologically, the permanent makeup pigments seemed to move from epidermis to superficial and mid dermis with time. The pigments were relatively well removed throughout the epidermis and dermis when the laser was employed 7 days after tattoo application, compared to laser irradiation on the day of application, as viewed histologically. Conclusion: Laser removal of permanent makeup is effective on the day of application, as determined by testing pigment levels. However, based on histopathology, it is recommended to use lasers to remove permanent makeup about a week after application, since the wound repair process is almost complete at that time. (Korean J Dermatol 2015;53(6):449∼455)
오상진 ( Sang Jin Oh ),정의현 ( Euy Hyun Chung ),이상훈 ( Sang Hoon Lee ),박영립 ( Young Lip Park ),이성열 ( Sung Yul Lee ),배유인 ( You In Bae ) 대한피부과학회 2014 대한피부과학회지 Vol.52 No.3
Acquired idiopathic generalized anhidrosis (AIGA) is a very rare disease, and its pathogenesis is poorly understood. We here report on a 20-year-old man presenting with a history of inability to sweat, small wheals, and occasional heat intolerance since 3 months. On provocation test, there was no sweating over the entire surface of the body, excluding the palms and axillae. His medical history was unremarkable and laboratory examination findings were all normal. There was no familial history suggestive of neuroendocrine disease. Based on these findings, we diagnosed acquired idiopathic generalized anhidrosis. To our knowledge, this is the first case of AIGA in Korean dermatologic literature. Herein, we report a rare case of AIGA. (Korean J Dermatol 2014; 52(3):191∼194)
1개월 남아에서 발생한 선천성 거대 소아황색육아종: 증례보고 및 문헌고찰
은윤수 ( Yun Su Eun ),이휘인 ( Whiin Lee ),김재윤 ( Jae Yun Kim ),정의현 ( Euy Hyun Chung ),이성열 ( Sung Yul Lee ),이지혜 ( Ji-hye Lee ),김정은 ( Jung Eun Kim ) 대한피부과학회 2024 대한피부과학회지 Vol.62 No.3
Juvenile xanthogranuloma (JXG) is a histiocytic proliferative tumor that predominantly affects infants and young children. It is classified as a benign disease that comprises the majority of non-Langerhans cell histiocytes and is characterized by reddish-brown or yellow papules and nodules commonly found on the face and trunk. Although JXG presents with distinct clinical features, an exceedingly uncommon subset of JXG includes lesions that surpass 20 mm in diameter, referred to as giant JXG, which can occasionally be misdiagnosed as other tumors. Herein, we report a rare case of a giant JXG in a 1-month-old Korean boy, highlighting the significance of accurate diagnoses. Additionally, we provide a comprehensive literature review to enhance our understanding of this rare variant. (Korean J Dermatol 2024;62(3):159∼164)
간호간병통합병동 EMR 데이터를 활용한 낙상 위험 사정 도구 개발
김초명(Chomyong Kim),김중연(Jung-Yeon Kim),전섭(Seob Jeon),길효욱(Hyo-Wook Gil),유익동(Ik-Dong Yu),류지원(Ji-Won Lyu),정의현(Euy Hyun Chung),남윤영(Yunyoung Nam) 한국정보기술학회 2022 Proceedings of KIIT Conference Vol.2022 No.12
환자 낙상은 병원에서 쉽게 발생하는 일종의 사고로써 환자의 신체적, 정신적 부작용을 일으킬 뿐만 아니라 의료비 및 재원일 수 증가를 넘어 의료사고 및 법정소송을 발생시킬 수 있어 사전예방이 가장 우선시 되어야 한다. 낙상 위험군 환자를 분리하기 위해 Morse Fall Scale(MFS), Hendrick Ⅱ, STRATIFY 및 다양한 낙상 위험 사정 도구를 사용하지만 낮은 예측률을 보이며, 주로 빈번하게 사용되는 MFS의 경우 순천향대학교 부속병원을 기준으로 약 73%의 예측률을 보인다. 본 연구는 이미 사용하고 있는 MFS 사정 도구의 변수와 간호간병 통합병동에서 EMR로 관리하는 여러 도구의 변수를 모아 로지스틱 회귀분석(Logistic Regression)을 통해 분류모델을 개발함과 동시에 표준화된 가중치를 구해 새로운 점수를 산출한다. 본 연구의 예측률은 83%로 증가했으며, 가중치를 활용해 낙상 위험도를 재산출한 결과 낙상 중간위험군으로 분류된 환자가 낙상 고위험군으로 분류되면서 낙상 예방 교육 및 집중 간호를 받을 수 있게 한다. Patient falls are a type of accident that easily occurs in hospitals, and not only cause physical and mental side effects to the patient but also cause medical accidents and legal litigation beyond the increase in medical expenses and hospital stays. Morse Fall Scale (MFS), Hendrick II, STRATIFY, and various fall risk assessment tools are used to isolate patients at risk for falls, but with low predictive rates. MFS, which is mainly used frequently, shows a prediction rate of about 73% based on Soonchunhyang University Hospital. In this study, we developed a classification model through logistic regression by collecting the variables of the MFS assessment tool already used and the variables of various tools managed by EMR(Electric Medical Record) in the nursing care integrated ward, and at the same time obtaining standardized weights to obtain new Calculate the score. As a result of the study, the prediction rate for falls of this research model increased to 83%, and as a result of recalculating the fall risk using weights, patients classified as the intermediate risk for falls are classified as high risk for falls, allowing them to receive fall prevention education and intensive care.
2개의 3축 관성센서를 이용한 입원환자 보행 모니터링 기반 낙상위험 평가방법 개발 사전연구
김중연(Jung-Yeon Kim),김초명(Chomyong Kim),전섭(Seob-Jeon),길효욱(Hyo-Wook Gil),유익동(Ik-Dong Yu),류지원(Ji-Won Lyu),정의현(Euy-Hyun Chung),남윤영(Yunyoung Nam) 한국정보기술학회 2022 Proceedings of KIIT Conference Vol.2022 No.12
각종 센서를 활용하여 건강과 관련된 정보를 수집하고 분석하여 웨어러블 센서의 효용성을 파악하려는 연구들이 많이 진행되고 있다. 본 연구에서 제안하는 시스템은 입원환자들의 보행 및 균형 기능을 단편적으로 평가하여 낙상위험을 가늠해 보는 기존 방법의 제한점을 보완하기 위한 시스템으로, 입원환자들이 병원에서 생활할 때 발생하는 행동데이터를 퇴원 시 까지 지속적으로 수집하여 보행이 발생된 관성센서 신호를 검출하고 낙상위험이 발생할 가능성을 평가하기 위한 특징적 지표를 계산하는 방법을 포함한다. There are increasing numbers of studies to identify efficacy of wearable sensors on collecting health-related data. This study proposes a machine-learning based method to detect gait pattern from long-term behavior monitoring data and compute gait parameters, which can be used to investigate patients’ gait and balance, to assess fall risk while they are staying at a hospital. The result of gait patterns detection and gait parameters computed from the part of long-term monitoring data.
이호정 ( Ho Jung Lee ),홍정연 ( Jeong Yeon Hong ),박태흠 ( Tae Heum Park ),이성열 ( Sung Yul Lee ),이종석 ( Jong Suk Lee ),정의현 ( Euy Hyun Chung ),이상훈 ( Sang Hoon Lee ),김정은 ( Jung Eun Kim ) 대한피부과학회 2020 대한피부과학회지 Vol.58 No.6
Fixed drug eruption (FDE) is a drug-induced disorder that may appear as patches or bullae. It recurs at the same sites as those involved in exposure to the same drug (causative drug). We encountered two cases of generalized FDE, and both patients had a history of diclofenac exposure before the onset of skin lesions. In the first case, an 82-year-old female patient presented with multiple erythematous patches on the trunk and lower extremities. In the second case, a 71-year-old male patient developed multiple bullae on violaceous patches on the trunk and extremities. The findings of histopathologic examinations were indicative of the diagnosis of FDEs. Although diclofenac is commonly used as a non-steroidal inflammatory drug, diclofenac-induced generalized FDE occurs rarely and has not been reported in Korea. With reuse of causative drugs, the size and number of lesions tend to increase. Therefore, early diagnosis of FDE is important, and avoidance of repeated exposure to drugs should be educated