Dilation was easier when performed between days 3 and 5.The fistulae began cicatrized at 7 days post-PTCD, making it difficult to be dilated.
术后3、5d时扩
容易，术后第7天瘘道
始瘢痕化，扩
。
Dilation was easier when performed between days 3 and 5.The fistulae began cicatrized at 7 days post-PTCD, making it difficult to be dilated.
术后3、5d时扩容易，术后第7天瘘道始瘢痕化，扩。
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