Auricular cartilage versus donor sclera as a wrapping of hydroxyapatite orbital implants
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Xi Chen. Department of Orbit & Oculoplastic Surgery, Eye Hospital of Wenzhou Medical University, Wenzhou 325000, Zhejiang Province, China. ysgchenxi@163.com

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    Abstract:

    AIM: To retrospectively compare postoperative outcomes after primary enucleation and placement of a hydroxyapatite (HA) implant without wrapping, wrapped with auricular cartilage or donor sclera. METHODS: Medical records of patients presented as intraocular tumor or severe ocular injury were identified from the electronic medical record system. Cases underwent enucleation and HA orbital implantation were enrolled in this study and were divided into 3 groups according to the wrapping material of HA implant. Cases with autogenous cartilage caps were enrolled in group A (n=11), with donor sclera caps in group B (n=12), and without any wrapping material in group C (n=9). Follow-ups were set at 1, 2wk, 1, 3, 6, and 12mo after surgery. RESULTS: Altogether 32 cases finished the follow-up and were enrolled in this study. Three cases (27.27%) in group A, 4 cases (33.33%) in group B, and 4 cases (44.44%) in group C developed one complication each after surgery. In group A, no HA exposure occurred, but conjunctival inclusion cyst occurred in one and severe conjunctive chemosis in two cases. In group B, one HA exposure occurred, conjunctive inclusion cysts occurred in one, severe conjunctive chemosis occurred in one, and conjunctival granuloma occurred in one case. In group C, one HA exposure occurred, severe conjunctive chemosis occurred in two cases, and conjunctival granuloma occurred in one case. The case of exposure of none-wrapped implant was noted in the first 6mo after placement of the orbital implant. The case of exposure of donor sclera-wrapped implant was noted at the 12mo after placement of the orbital implant. Both exposure cases were treated successfully with conservative treatment. CONCLUSION: With low incidence of implant exposure and mild complications, auricular cartilage can be a good choice of alternative wrapping material of orbit implant with satisfied outcome.

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Ying-Jie Ma, Xiu-Ying Zhu, Ben Chen, et al. Auricular cartilage versus donor sclera as a wrapping of hydroxyapatite orbital implants. Int J Ophthalmol, 2021,14(3):436-441

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Publication History
  • Received:April 22,2020
  • Revised:August 13,2020
  • Adopted:
  • Online: February 24,2021
  • Published: