Surgical management of orbital implant exposures after evisceration or enucleation: Retrospective study – Limoges University Hospital

Despite the recent progresses made in ophthalmology, some medical (infections, tumors, vascular diseases) and traumatic situations still lead to eyeball mutilating surgery: evisceration, enucleation and exenteration, thus sacrificing the organ of sight made painful, non-functional and unsightly.

Exposure of the orbital implant (Fig. 1), actually exposure of the anterior pole of the implant through a conjunctival dehiscence, is the main complication of the anophthalmic orbit after evisceration or enucleation, occurring in 0 to 33% of cases, depending on the study [1], [2].

Implant exposure may cause multiple functional inconveniences, including a significant infectious risk. The risk factors for implant exposures, widely studied [3], [4], [5], [6] are surgical technique, implant size, local or general oncological treatment, and infection.

The management of implant exposure will most often involve surgery, in order to repair the loss of substance using exogenous or autologous tissue. Many techniques have been described, such as dermis-fat graft (Fig. 2) or various flap techniques (Fig. 3), but few studies have been performed on numerous patients.

The aim of our study is to investigate the success rates of the techniques performed at the Limoges University Hospital Center, and to identify the risk factors of the Müller's muscle flap performed in our center.

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