Abstract:Objective: To investigate the enhancement pattern and parameters of contrast enhanced ultrasound(CEUS) in gallbladder adenomyomatosis. Methods: Thirty pathologically proven gallbladder adenomyosis in 30 patients who had undergone CEUS preoperatively were included in this study. Various contrast enhancement patterns and parameters were retrospectively analyzed. Results: Twenty-five lesions showed hyper-enhancement during the arterial phase and 5 lesions showed iso-enhancement. As to the pattern of intralesional vascularity, 9 lesions showed peripheral rim-like hyper-enhancement(30%, 9/30). The contrast agent entered the mucosa firstly and then theserosa of the gallbladder wall. The arrival time of contrast agent to the lesion was (13.83±3.38) s and the washout time was (56.29±28.91) s. Preoperatively, two readers using conventional ultrasound made 5 correct diagnosis of gallbladder adenomyomatosis among the all 30 cases(16.7%, 5/30) whereas, using CEUS they made 26 correct ones(86.7%, 26/30). Besides, 11 lesions which were poorly defined using conventional ultrasound were well defined using CEUS. Conclusions: Enhancement patterns and parameters of CEUS may be useful in the noninvasive diagnosis of gallbladder adenomyomatosis.
王金环,徐辉雄,刘琳娜,郑曙光,孙丽萍,郭乐杭. 胆囊腺肌增生症的超声造影表现分析[J]. 中国临床医学影像杂志, 2016, 27(3): 177-179.
WANG Jin-huan, XU Hui-xiong, LIU Lin-na, ZHENG Shu-guang, SUN Li-ping, GUO Le-hang. The imaging analysis of gallbladder adenomyomatosis on contrast-enhanced ultrasound. JOURNAL OF CHINA MEDICAL IMAGING, 2016, 27(3): 177-179.
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