长期禁食，缺乏营养，可导致胆囊内胆汁郁滞，结石形成。
Long-term fasting, lack of nutrition, can cause gallbladder in YuZhi bile, stone formation.
胆汁郁滞的常见原因则为胆囊收缩功能障碍，胆道梗阻及胆汁流变特性改变。
Bile stasis is commonly caused by contractibility of gallbladder dysfunction, obstruction of the biliary duct and bile rheological changes.
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