九、预后
大部分患者经积极抗炎及排脓治疗后，可有效控制病情，预后良好。偶有AST预后不佳，危及生命。甲状腺广泛化脓时，虽然腺体破坏严重，但大多数情况甲状腺功能可恢复正常，也有导致永久性甲减的报道。若AST患者甲状腺炎症比较弥散，程度较重，需要长期随访甲功，观察是否出现甲减。手术清除瘘管或是腮囊瘘可以预防复发。真菌感染或AIDS患者，预后差。
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