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중심정맥 도관 분절에 의한 폐동맥내 이물질의 심도자를 통한 제거 1예
김병수 ( Byung Soo Kim ),박민규 ( Min Gyu Park ),정성규 ( Seong Kyu Jeong ),함영희 ( Yeong Hee Ham ),조진혁 ( Jin Hyuk Jo ),신영신 ( Yeong Sin Sin ),심은희 ( Eun Hee Sim ) 대한내과학회 2012 대한내과학회지 Vol.83 No.5
Intravascular catheter embolism is common and the most important complication of subclavian catheterization. The catheter fragment can lead to pulmonary embolism, vascular perforation, sepsis, arrhythmia, and even death. The intravascular foreign body can be removed using surgical or non-surgical methods. With technological advances, the percutaneous retrieval of intravascular foreign bodies has become a relatively common procedure. A commonly used method for retrieving intravascular foreign bodies is the loop snare. Sometimes biopsy forceps can be used. We experienced a case of non-surgical retrieval of an intravascular foreign body. We used the standard loop snare technique to remove a 5-cm catheter fragment from the left pulmonary artery. (Korean J Med 2012;83:633-636)
Radiation-induced brain injury
Dong-Soo Lee,Mina Yu,Hong-Seok Jang,Yeon-Sil Kim,Byung-Ock Choi,Young-Nam Kang,Youn-Soo Lee,Dong-Chul Kim,Yong-Kil Hong,Sin-Soo Jeun,Sei-Chul Yoon 대한방사선종양학회 2011 Radiation Oncology Journal Vol.29 No.3
Purpose: This study was designed to determine the influencing factors and clinical course of pathologically proven cases of radiation-induced brain injury (RIBI). Materials and Methods: The pathologic records of twelve patients were reviewed; these patients underwent surgery following radiotherapy due to disease progression found by follow-up imaging. However, they were finally diagnosed with RIBI. All patients had been treated with 3-dimensional conventional fractionated radiotherapy and/or radiosurgery for primary or metastatic brain tumors with or without chemotherapy. The histological distribution was as follows: two falx meningioma, six glioblastoma multiform (GBM), two anaplastic oligodendroglioma, one low grade oligodendroglioma, and one small cell lung cancer with brain metastasis. Results: Radiation necrosis was noted in eight patients and the remaining four were diagnosed with radiation change. Gender (p = 0.061) and biologically equivalent dose (BED)3 (p = 0.084) were the only marginally influencing factors of radiation necrosis. Median time to RIBI was 7.3 months (range, 0.5 to 61 months). Three prolonged survivors with GBM were observed. In the subgroup analysis of high grade gliomas, RIBI that developed <6 months after radiotherapy was associated with inferior overall survival rates compared to cases of RIBI that occurred ≥6 months (p = 0.085). Conclusion: Our study demonstrated that RIBI could occur in early periods after conventional fractionated brain radiotherapy within normal tolerable dose ranges. Studies with a larger number of patients are required to identify the strong influencing factors for RIBI development.
Radiation-induced brain injury: retrospective analysis of twelve pathologically proven cases
Lee, Dong-Soo,Yu, Mi-Na,Jang, Hong-Seok,Kim, Yeon-Sil,Choi, Byung-Ock,Kang, Young-Nam,Lee, Youn-Soo,Kim, Dong-Chul,Hong, Yong-Kil,Jeun, Sin-Soo,Yoon, Sei-Chul The Korean Society for Radiation Oncology 2011 Radiation Oncology Journal Vol.29 No.3
Purpose: This study was designed to determine the influencing factors and clinical course of pathologically proven cases of radiation-induced brain injury (RIBI). Materials and Methods: The pathologic records of twelve patients were reviewed; these patients underwent surgery following radiotherapy due to disease progression found by follow-up imaging. However, they were finally diagnosed with RIBI. All patients had been treated with 3-dimensional conventional fractionated radiotherapy and/or radiosurgery for primary or metastatic brain tumors with or without chemotherapy. The histological distribution was as follows: two falx meningioma, six glioblastoma multiform (GBM), two anaplastic oligodendroglioma, one low grade oligodendroglioma, and one small cell lung cancer with brain metastasis. Results: Radiation necrosis was noted in eight patients and the remaining four were diagnosed with radiation change. Gender (p = 0.061) and biologically equivalent dose $(BED)_3$ (p = 0.084) were the only marginally influencing factors of radiation necrosis. Median time to RIBI was 7.3 months (range, 0.5 to 61 months). Three prolonged survivors with GBM were observed. In the subgroup analysis of high grade gliomas, RIBI that developed <6 months after radiotherapy was associated with inferior overall survival rates compared to cases of RIBI that occurred ${\geq}6$ months (p = 0.085). Conclusion: Our study demonstrated that RIBI could occur in early periods after conventional fractionated brain radiotherapy within normal tolerable dose ranges. Studies with a larger number of patients are required to identify the strong influencing factors for RIBI development.
Association between allergy and cancer in Korean adults
( Byung Soo Kang ),( So Hee Lee ),( Tae Whan Kim ),( Hye Ryun Kang ),( Sae Hoon Kim ),( Heung Woo Park ),( Yoon Seok Chang ),( Sun Sin Kim ),( Kyung Up Min ),( Sang Heon Cho ) 대한내과학회 2011 대한내과학회 추계학술발표논문집 Vol.2011 No.1
Background: Neumerous epidemiological studies have evaluated the association between allergy and cancer occurrence and It has been a debate that whether allergy is a risk factor of protective factor for cancer. However, no study has been conducted among Koreans. Objective: To evaluate the association between cancer and atopy, airwary hyperresponsiveness or allergy in Korean general population. Methods: A retrospective review of subjects who visited the Seoul National University Hospital Gangnam Healthcare Center from October 2003 to May 2011 was done. Atopy was defined if a subject had a positive result on skin prick test or in vitro allergen specific IgE tests. Airway hyperresponsiveness (AHR) was defined when PC20 was less than 25 mg/dL in methacholine bronchial provocation test (MBPT). Information on cancers was obtained from medical history, endoscopic or ultrasonography-guided biopsy, and imaging studies such as computed tomography or magnetic resonance imaging. Results: Among 12479 subjects, 498 subjects had atopy, 546 had AHR, 920 (7.4%) had allergic diseases and 326 (2.6%) cases of cancer occurred. 13 atopic individuals (p=0.818 compared with non-atopics) and 19 subjects with AHR (p=0.262 compared with subjects without AHR) had cancer. Patients with allergic rhinitis had slightly more cancer compared with individuals without allergic rhinitis (p=0.044) and there is no significance in other allergic diseases. Conclusion: We observed a small increased incidence of cancer in allergic rhinitis patients. Further investigation is warranted to confirm these associations.