Role of reinsertion of the lower eyelid retractor on involutional entropion

Aims-To verify and evaluate the effect of reinsertion of the lower eyelid r etractor aponeurosis to correct involutional entropion. Methods-The involutional entropion is one affection that occurs mainly in t he lower eyelid of patients over 60 years old. The surgical techniques prop osed to correct this condition are based on correction of horizontal laxity -the preseptal orbicularis muscle overrides the pretarsal muscle, and the r einsertion of the lower eyelid retractor aponeurosis. 30 patients clinicall y diagnosed with involutional entropion and randomly selected underwent rei nsertion of the lower eyelid retractor aponeurosis to the tarsal plate, wit hout horizontal shortening or resection of the skin or orbicularis muscle. Results-Good anatomical and functional correction was achieved in 96.6% of the patients and no recurrence was observed on 29 month follow up examinati on. The surgical result was very satisfactory. Conclusions-It was concluded that this procedure is effective and has low r ecurrence rate, showing the important role of the reinsertion of the lower eyelid retractor aponeurosis in this surgical correction.