第2步，在侧锥筋膜表面游离肾旁脂肪深面，切除全部或部分肾旁脂肪，显露侧锥筋膜。

Step 2, the pararenal fat was cut off totally, partially or be removed away to the inferior part of pneumoretroperitoneum to expose the lateral conical fascia;

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第2步，在侧锥筋膜表面游离肾旁脂肪深面，切除全部或部分肾旁脂肪，显露侧锥筋膜。

Step 2, the pararenal fat was cut off totally, partially or be removed away to the inferior part of pneumoretroperitoneum to expose the lateral conical fascia;

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