Objective:To investigate the gray-scale ultrasound and contrast-enhanced ultrasound(CEUS)features of metanephric adenoma(MA)to improve our understanding and diagnostic accuracy.Methods:Contrast-enhanced ultrasound fin...Objective:To investigate the gray-scale ultrasound and contrast-enhanced ultrasound(CEUS)features of metanephric adenoma(MA)to improve our understanding and diagnostic accuracy.Methods:Contrast-enhanced ultrasound findings and clinical data of a patient with MA are reported.Results:The possibility of renal malignancy was considered after CEUS and computed tomography.A left renal nephron-sparing operation was performed using an endoscope,and MA was confirmed via surgical pathology.Conclusion:Preoperative diagnosis of MA is difficult because of atypical imaging findings.The possibility of MA should be considered when a renal mass is found,and CEUS shows a“slow-in,fast-out”enhancement pattern.展开更多
Rhabdoid tumor of kidney （RTK） is a highly malignant tumor that occurs in infants and children, and approximately 80% of patients are diagnosed in the first two years of life. It was firstly described in 1978, and w...Rhabdoid tumor of kidney （RTK） is a highly malignant tumor that occurs in infants and children, and approximately 80% of patients are diagnosed in the first two years of life. It was firstly described in 1978, and was defined as an independent disease in 1981. In the reported literatures, there were less in adolescents and extremely rare in adults.展开更多
文摘Objective:To investigate the gray-scale ultrasound and contrast-enhanced ultrasound(CEUS)features of metanephric adenoma(MA)to improve our understanding and diagnostic accuracy.Methods:Contrast-enhanced ultrasound findings and clinical data of a patient with MA are reported.Results:The possibility of renal malignancy was considered after CEUS and computed tomography.A left renal nephron-sparing operation was performed using an endoscope,and MA was confirmed via surgical pathology.Conclusion:Preoperative diagnosis of MA is difficult because of atypical imaging findings.The possibility of MA should be considered when a renal mass is found,and CEUS shows a“slow-in,fast-out”enhancement pattern.
文摘Rhabdoid tumor of kidney （RTK） is a highly malignant tumor that occurs in infants and children, and approximately 80% of patients are diagnosed in the first two years of life. It was firstly described in 1978, and was defined as an independent disease in 1981. In the reported literatures, there were less in adolescents and extremely rare in adults.
