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Corneal Trauma

  • Renfeng Xu,
  • Bo Huang

摘要

Corneal trauma represents a significant burden in emergency medicine, with the majority of cases involving corneal injury. Understanding the impact of corneal trauma is essential due to its potential to cause visual impairment and to compromise ocular health. This chapter provides a comprehensive overview of traumatic corneal injuries, focusing on corneal abrasions, corneal foreign bodies, and corneal lacerations. Corneal abrasions, characterized by damage to the corneal epithelium, often present with symptoms such as ocular pain, photophobia, and tearing. Management strategies have evolved to include various treatment modalities, from antibiotic ointments to bandage contact lenses, tailored to individual patient needs. Corneal foreign bodies necessitate meticulous examination and prompt removal to prevent complications. Techniques for foreign body removal have remained relatively consistent, with specialized instruments employed as necessary. Corneal lacerations, ranging from partial to full-thickness wounds, require careful evaluation and prompt surgical intervention to minimize visual sequelae. Surgical techniques, including suturing and tissue adhesive application, are tailored to the depth and extent of the laceration. The chapter also addresses consensus and controversies in corneal trauma management, highlighting ongoing debates surrounding patching for corneal abrasions and optimal timing for open globe injury repair. Future challenges in corneal trauma management emphasize the importance of preventive measures and advancements in microsurgical techniques to mitigate vision loss. Overall, this chapter provides valuable insights into the diagnosis, management, and challenges of traumatic corneal injuries, serving as a comprehensive resource for healthcare professionals involved in emergency eye care.