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A penetrating globe injury with a retained foreign object, called an intraocular foreign body, has a different prognosis than a simple penetrating trauma. Therefore, intraocular foreign body injuries are considered a distinct type of ocular injury. [4] Open-globe injuries are also classified by the anatomic region or zone of injury:
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
The presence of an open globe injuries may be determined by clinical examination and CT. However, full globe exploration with 360-degree removal of the conjunctiva (periotomy), separation of the rectus muscles, and subsequent examination of the sclera remains the most effective way to determine whether or not the globe has been injured.
When zygoma fractures occur, the most typical symptoms are paresthesias in the upper lip, nose, cheek, and lower eyelid, diplopia, and pain.Particular physical characteristics that support zygomatic fracture include globe injury, impaired ocular motility, globe malposition, orbital emphysema, trismus, palpable stepoffs at the inferior or upper lateral edge of the orbit, reduced feeling ...
[2] [4] There are different types of traumatic injury that cause cataracts in different parts of the world. Child abuse may cause traumatic injury to the eye and cataracts. [2] Open globe injuries are more often associated with cataracts than closed globe injuries. [4] The leading cause of these open globe injuries are bow and arrow injuries. [4]
The two broad categories of blowout fractures are open door and trapdoor fractures. Open door fractures are large, displaced and comminuted, and trapdoor fractures are linear, hinged, and minimally displaced. [4] The hinged orbital blowout fracture is a fracture with an edge of the fractured bone attached on either side. [5]
Sympathetic ophthalmia (SO), also called spared eye injury, is a diffuse granulomatous inflammation of the uveal layer of both eyes following trauma to one eye. It can leave the affected person completely blind. Symptoms may develop from days to several years after a penetrating eye injury. It typically results from a delayed hypersensitivity ...