The indication for surgery was disabling claudication, rest pain and gangrene. 手術(shù)指征是間歇性跛行，靜息痛和趾端壞疽。
Although the surgical outcome is satisfactory, the indications for nonoperative treatment for this condition are not clear. 雖然手術(shù)結果滿(mǎn)足，但是其非手術(shù)指征尚不清楚。
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