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TitleDescriptionCreator
1 Direct Carotid-Cavernous Sinus FistulaA 40-year-old man presented with decreased vision and redness in his left eye. He had a significant trauma to the left side of his face about one year ago, but did not seek medical attention. External examination showed significant proptosis of the left eye (Figure 1) and conjunctival injection and ...Jonathan A. Micieli, MD; Valérie Biousse, MD
2 Anterior and Posterior ScleritisA case of anterior and posterior scleritis secondary to idiopathic orbital inflammation, also known as orbital pseudotumor. Various imaging modalities are included to demonstrate optic disc edema, macular edema, and fluid in tenon's capsule which may be seen in posterior scleritis. Figure 1 : Exter...Joshua Levinson, MD; Valérie Biousse, MD
3 Coexisting Thyroid Eye Disease and Myasthenia GravisA case of coexisting thyroid orbitopathy and myasthenia gravis. External photographs of the eyes and eyelids, as well as images from an MRI of the orbits, are included. Figure 1 : External photograph of eyes showing right lid retraction and left upper lid ptosis. Figure 2 : External photograph of ...Devin D. Mackay, MD; Valérie Biousse, MD
4 Orbital and Cavernous Sinus Involvement by Herpes Zoster OphthalmicusA single case of the effects of herpes zoster is demonstrated using external photographs and MRI imaging. The effects demonstrated include the typical dermatomal rash as well as extraocular muscle invovlement and cavernous sinus involvement. Figure 1 : External photograph of dermatomal rash and s...Jason Peragallo, MD; Valérie Biousse, MD
5 Artifact from Incomplete Orbital Fat Suppression on Magnetic Resonance ImagingOrbital fat has short relaxation times that results in a hyperintense appearance on T1-weighted magnetic resonance imaging (MRI). Fat suppressed T1 MRI sequences are needed to remove the fat signal and better visualize the orbital anatomy, including the optic nerve. Contrast can be used with fat sup...Matthew Boyko, MD; Valérie Biousse, MD
6 Optic Nerve Head Granuloma from SarcoidosisWe present a case of optic neuropathy with optic nerve head granuloma as the presenting sign of neurosarcoidosis. Initial patient presentation was notable for a chronic cough and worsening of vision in the left eye. Subsequent imaging revealed multiple brain lesions and the presence of a subcarinal ...Nithya Shanmugam; Valerie Biousse
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