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The BETT schema classifies open globe injuries as a laceration or a rupture. A ruptured globe occurs when rapid intraocular pressure elevation secondary to blunt trauma results in eyewall failure. [3] The rupture site may be at the point of impact but more commonly occurs at the weakest and thinnest areas of the sclera. [4]
The foremost absolute contraindication to canthotomy is globe rupture, sometimes referred to as an open globe injury. [9] Globe rupture can be recognized by these symptoms or physical exam features: Irregular-shaped pupil or iris; Subconjunctival hemorrhage; Enophthalmos; Conjunctival or scleral tear; Due to the emergent nature of this ...
Closed globe injury: the eye globe is intact, but the seven rings of the eye have been classically described as affected by blunt trauma. Types include contusion and lamellar laceration; Open globe injury: there is a full thickness injury of the eye wall (cornea and sclera) It includes
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