Horseshoe Kidney Congenital fusion of the lower poles of the kidneys is a relatively common (1～4/1000) congenital anomaly.CT findings of horseshoe kidney include: The isthmus extends across the aorta at the level of ...Horseshoe Kidney Congenital fusion of the lower poles of the kidneys is a relatively common (1～4/1000) congenital anomaly.CT findings of horseshoe kidney include: The isthmus extends across the aorta at the level of the inferior mesenteric artery,which prevents the normal ascent of the kidneys to the renal beds(Fig.1). The fused kidneys are low in position and malrotated with the renal pelvis directed anteriorly.Malposition commonly causes urinary stasis,stone formation, and recurrent infection.展开更多
美同放射学院（ American college of radiology, ACR ）乳腺影像报告及数据系统（ breast imaging reporting and data systern, BI-RADS ）是ACR的多个委员会与其他多个组织，包括国家癌症中心、疾病控制与预防中心、食品与药物监管...美同放射学院（ American college of radiology, ACR ）乳腺影像报告及数据系统（ breast imaging reporting and data systern, BI-RADS ）是ACR的多个委员会与其他多个组织，包括国家癌症中心、疾病控制与预防中心、食品与药物监管局、美国医学协会、美同外科医生学院及美国病理学院合作的成果，于20世纪90年代提出，至2003年已发行第4版。该系统作为一种质量控制手段，可以使乳腺影像报告标准化，减少乳腺影像分析过程中出现的混淆，有利于医疗机构对诊断结果的监测。展开更多
文摘Horseshoe Kidney Congenital fusion of the lower poles of the kidneys is a relatively common (1～4/1000) congenital anomaly.CT findings of horseshoe kidney include: The isthmus extends across the aorta at the level of the inferior mesenteric artery,which prevents the normal ascent of the kidneys to the renal beds(Fig.1). The fused kidneys are low in position and malrotated with the renal pelvis directed anteriorly.Malposition commonly causes urinary stasis,stone formation, and recurrent infection.
文摘美同放射学院（ American college of radiology, ACR ）乳腺影像报告及数据系统（ breast imaging reporting and data systern, BI-RADS ）是ACR的多个委员会与其他多个组织，包括国家癌症中心、疾病控制与预防中心、食品与药物监管局、美国医学协会、美同外科医生学院及美国病理学院合作的成果，于20世纪90年代提出，至2003年已发行第4版。该系统作为一种质量控制手段，可以使乳腺影像报告标准化，减少乳腺影像分析过程中出现的混淆，有利于医疗机构对诊断结果的监测。
