Journal List > J Korean Ophthalmol Soc > v.56(2) > 1010108

Park and Choi: Clinical Outcomes Following Simultaneous Orbital Implant Insertion Operation and Dermo-Fat Graft for Anophthalmos Patients

Abstract

Purpose

To investigate the clinical results of patients who have undergone simultaneous dermofat graft and insertion of orbital implants in patients who are unable to put on an ocular prosthesis due to severe conjunctival sac contracture or large orbital implant exposure.

Methods

A retrospective analysis was performed of patients who underwent dermofat graft simultaneously with orbital implant insertion for replacement of the conjunctival sac from 2007 to 2012. Eight eyes were enrolled in this study and all patients were followed up for phthisis bulbi or implant exposure.

Results

Among the eight eyes, five eyes (62.5%) that were diagnosed with orbital implant exposure underwent orbital implant exchange and dermofat graft, and two eyes (25%) were anophthalmic enophthalmic patients and underwent secondary orbital implant insertion and dermofat graft. One patient (12.5%) underwent orbital implant insertion and dermofat graft simultaneously during the evisceration operation. We followed the progress for 46.3 months.
For seven out of eight eyes, the results of the wound healing process were successful. One patient underwent removal and reinsertion of the orbital implant with dermofat graft, and the wound in this case healed well. However, after five months, dermofat regraft was performed for orbital implant reexposure and it was not exposed thereafter. Overall cosmetic appearance was satisfactory in each patient, and all patients were able to comfortably retain a prosthesis.

Conclusions

We found that undergoing dermofat graft simultaneously when performing orbital implant insertion is effective for replacement of the conjunctival sac and orbital volume.

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Figure 1.
(A) Preoperative photograph of an exposed orbital implant at a 31-year-old female. (B) Post-operative (6 weeks after dermis fat graft) photograph. (C) Post-operative (1 year after dermis fat graft) photograph. (D) At post-oper-ative 4 years after dermis fat graft, no evidence of reexposure is observed and wound was clear and well conjunctivalization (case 3).
jkos-56-155f1.tif
Table 1.
Demographics and baseline characteristics of patients
Case Age/ Sex Etiology Surgery Implant Implant size (mm) Exposure size Donor site F/U period (months) State of grafted dermo-fat Donor site complications
1 M/72 Implant Implant HA 18 Large Abdomen 25 Well-grafted, None
    exposure exchange           no exposure  
2 F/66 Anophthalmos, Secondary HA 18 - Abdomen 32 Well-grafted, None
    enophthalmos implant           no exposure  
      insertion              
3 F/31 Implant Implant Silicone 20 Large Abdomen 51 Well-grafted, None
    exposure exchange ball         no exposure  
4 F/73 Implant Implant HA 18 Large Abdomen 55 Well-grafted, None
    exposure exchange           no exposure  
5 F/51 Anophthalmos, Secondary HA 20 - Abdomen 38 Well-grafted, None
    enophthalmos implant           no exposure  
      insertion              
6 M/61 Anophthalmos, Evisceration HA 20 - Abdomen 57 Well-grafted, None
    enophthalmos             no exposure  
7 M/56 Implant Implant HA 18 Large Abdomen 36 Well-grafted, None
    exposure exchange           no exposure  
8 M/72 Implant Implant Medpore 16 Large Abdomen 75 Exposed of graft None
    exposure exchange           site  

F/U = follow up; HA = hydroxyapatite.

Exposure size > 10 mm2.

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