目的探讨胸部恶性肿瘤患者行调强放疗（IMRT）后动态心电图（DCG）变化的特点及其影响因素。方法随机选取于2009年9月~2015年3月在河北省沧州市中心医院就诊并治疗的97例胸部恶性肿瘤患者,在患者行IMRT治疗前、后行24 h DCG监测,对比分...目的探讨胸部恶性肿瘤患者行调强放疗（IMRT）后动态心电图（DCG）变化的特点及其影响因素。方法随机选取于2009年9月~2015年3月在河北省沧州市中心医院就诊并治疗的97例胸部恶性肿瘤患者,在患者行IMRT治疗前、后行24 h DCG监测,对比分析患者年龄、性别等临床资料和剂量-体积直方图（DVH）参数与患者行IMRT后DCG改变的关系。结果经IMRT治疗后,47例患者出现DCG改变（48.4%）。临床资料和DVH参数经Logistic分析显示：患者的性别和放疗心脏不同体积的参数其中心脏V40与患者行IMRT后DCG改变有关（OR=1.584、1.289,P〈0.05）。结论患者的性别和DVH参数中的心脏V40是胸部恶性肿瘤患者行调强放疗治疗后动态心电图改变的独立危险因素。展开更多
Hibernoma is a rare tumor containing prominent brown adipocytes that resemble normal brown fat.Brown fat(versus white fat) is predominantly found in hibernating mammals and infants.Brown fat adipocytes contain a highe...Hibernoma is a rare tumor containing prominent brown adipocytes that resemble normal brown fat.Brown fat(versus white fat) is predominantly found in hibernating mammals and infants.Brown fat adipocytes contain a higher number of small lipid droplets and a much denser concentration of mitochondria.The tumor can occur in a variety of locations however the extremities,followed by the head and neck,have been the most common sights.All variants of hibernoma described have followed a benign course with the majority presenting as a small,lobulated,nontender lesions.We present a case of a giant hibernoma arising from the pleura which invaded the intra and extra-thoracic chest.展开更多
文摘目的探讨胸部恶性肿瘤患者行调强放疗（IMRT）后动态心电图（DCG）变化的特点及其影响因素。方法随机选取于2009年9月~2015年3月在河北省沧州市中心医院就诊并治疗的97例胸部恶性肿瘤患者,在患者行IMRT治疗前、后行24 h DCG监测,对比分析患者年龄、性别等临床资料和剂量-体积直方图（DVH）参数与患者行IMRT后DCG改变的关系。结果经IMRT治疗后,47例患者出现DCG改变（48.4%）。临床资料和DVH参数经Logistic分析显示：患者的性别和放疗心脏不同体积的参数其中心脏V40与患者行IMRT后DCG改变有关（OR=1.584、1.289,P〈0.05）。结论患者的性别和DVH参数中的心脏V40是胸部恶性肿瘤患者行调强放疗治疗后动态心电图改变的独立危险因素。
文摘Hibernoma is a rare tumor containing prominent brown adipocytes that resemble normal brown fat.Brown fat(versus white fat) is predominantly found in hibernating mammals and infants.Brown fat adipocytes contain a higher number of small lipid droplets and a much denser concentration of mitochondria.The tumor can occur in a variety of locations however the extremities,followed by the head and neck,have been the most common sights.All variants of hibernoma described have followed a benign course with the majority presenting as a small,lobulated,nontender lesions.We present a case of a giant hibernoma arising from the pleura which invaded the intra and extra-thoracic chest.
