Management of Iatrogenic Orbital Injury

Feb 25, 2020 by in OTOLARYNGOLOGY Comments Off on Management of Iatrogenic Orbital Injury

Prevention 18.2.1 Preoperative Considerations A thorough history should be taken to identify factors that increase the likelihood of orbital injury, such as preoperative abnormality of the lamina papyracea. These factors include…

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Radiologic Assessment of the Orbit and Lacrimal System

Feb 25, 2020 by in OTOLARYNGOLOGY Comments Off on Radiologic Assessment of the Orbit and Lacrimal System

Imaging Techniques 3.2.1 Computed Tomography Modern CT scanners produce high-resolution images that can be reformatted into multiple planes. Intravenously administered nonionic iodinated contrast is primarily used in the setting of infection,…

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Primary Neoplasms of the Orbit

Feb 25, 2020 by in OTOLARYNGOLOGY Comments Off on Primary Neoplasms of the Orbit

Orbital neoplasms constitute 20 to 25% of all orbital diseases. Primary orbital neoplasms are less common than secondary masses that arise from adjacent periorbital and other structures. They comprise a…

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Anatomy of the Orbit and Paranasal Sinuses

Feb 25, 2020 by in OTOLARYNGOLOGY Comments Off on Anatomy of the Orbit and Paranasal Sinuses

Eyelids The upper and lower eyelids are anatomically distinct, though analogous. Surgical approaches to the orbit may incorporate various portions of the eyelids, including the upper eyelid crease, lower eyelid…

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