英语语法分析

Results:Valves were found perforation and insuffientia in all patients and pannus in 17 patients.

结果：术中所有病人均证实存在瓣膜穿孔及关闭不全，17例发现瓣缘有赘生物。

Articular cartilage tissue was destructed accompanied with collagen fibre hyperplasia and pannus formation.

关节软骨组织破损、剥脱，胶原纤维增生，有明显的血管翳形成。

This "pannus" is destructive and produces erosion of the articular cartilage, eventually destroying the joint.

滑膜增厚，形成许多绒毛样突起，即血管翳，血管翳具有破坏性，可侵蚀关节软骨，最终破坏关节。