Results: The major MRI signs of renal tuberculosis were thin renal cortex, cyst or cavity formation in renal parenchyma surrounding the calyces, pyelocaliectasis with various extents, and thickened walls of renal pelvis as well as calyces. 结果:肾结核的主要表现为肾皮质变薄,肾实质内脓腔或脓肿形成并围绕肾盏排列,肾盂扩张与肾盏扩张不成比例,壁增厚;