聚丙烯酰胺水凝胶注射后不良反应的剖析

目的 研究分析聚丙烯酰胺水凝胶填充物被迫取出者的症状体征和局部病理变化。方法 从2000年1月～2001年12月，我们对15例在外院行聚丙烯酰胺水凝胶注射充填者行充填物取除术。对不良反应的主要症状、体征和切除物的病理变化行统计学分析。结果 主要症状体征中：无美容效果占33.33％，继发畸形占20.00％，局部疼痛占60.00％，局部不适占13.33％，局部硬结占80.00％，局部红肿占6．67％。切除组织的主要病理改变：包膜形成占53.33％，异物巨细胞反应占60．00％，肉芽肿占20.00％。结论 聚丙烯酰胺水凝胶注入体内后会出现一定程度的不良反应，对其临床应用应持谨慎态度。

Clinically analyzing the possible side-effects after injecting hydrophilic polyacrylamide gel as a soft-tissue filler

OBJECTIVE: To evaluate the possible side-effects after injecting hydrophilic polyacrylamide gel for augmentation of the soft-tissue. METHODS: Fifteen patients with some side-effects after injecting the hydrophilic polyacrylamide gel had been undergoing for the treatment in our unit from 2000 to 2001. Their symptoms were analyzed and the specimen of the tissue was also removed for pathologic examination. RESULTS: The major complaints of the patients after injecting hydrophilic polyacrylamide gel were feeling pain(60.00%), uncomfortable (13.33%), no cosmetic improvement results (33.33%), secondary deformity (20.00%), long-lasting swelling (6.67%), and nodules (80.00%). The pathologic examination was showing the capsule formation (53.33%), macrophagocyte infiltration (60.00%) and granuloma producing (20.00%). CONCLUSION: Clinical application of the hydrophilic polyacrylamide gel may result in some serious side-effects. It should be cautious to the physicians who may apply the product for clinic use.