目的评价CT增强扫描环形强化征对肺结核瘤的诊断价值。
Objective To evaluate the diagnostic value of annular enhancement sign on enhanced ct scans in tuberculoma.
黄色肉芽肿性肾盂肾炎（XGP）的特征是CT示群集的类圆形的低密度区以及环形增强带形成“熊掌征”；
The CT features of Xanthogranulomatous pyelonephritis(XGP)include multiple, rounded, low density areas with enhancing rings arranged in a hydronephrotic pattern known as bear paw sign.
增强后，肠系膜静脉管壁环形强化，肠管管壁强化呈“靶征”，1例肠管未见强化。
After enhancement, mesenteric venous wall was enhanced as circular, the bowed wall was enhanced presenting the "target" sign, the bowed wall was not enhanced in 1 case.
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