orbital pseudotumor - DocNeuro https://docneuro.com/tag/orbital-pseudotumor/ Up-to-date concepts in neurology Thu, 21 Feb 2013 18:23:34 +0000 en-US hourly 1 https://wordpress.org/?v=6.4.3 Orbital Lymphoma https://docneuro.com/orbital-lymphoma/?utm_source=rss&utm_medium=rss&utm_campaign=orbital-lymphoma Thu, 21 Feb 2013 18:23:34 +0000 https://docneuro.jz7sunfr-liquidwebsites.com/orbital-lymphoma/ The differential diagnosis for an orbital mass is extensive and includes both benign (cavernous hemangioma, sarcoid, varix, meningioma and pseudotumor) and malignant (orbital lymphoma, metastasis, glioma) lesions. Diagnosis: Orbital lymphoma Figure 1: (a,red arrow) post contrast head CT demonstrates a smoothly marginated homogenously hyperdense extraconal mass, inseparable from the adjacent lateral rectus muscle. (b,blue arrow) […]

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]]> Orbital Pseudotumor https://docneuro.com/orbital-pseudotumor/?utm_source=rss&utm_medium=rss&utm_campaign=orbital-pseudotumor Fri, 24 Aug 2012 16:48:27 +0000 https://docneuro.jz7sunfr-liquidwebsites.com/orbital-pseudotumor/ Orbital pseudotumor is the most common cause of a painful orbital mass in adults. It is a mass comprised of inflammatory cells (lymphocytes, macrophages etc) and fibrosis, is typically unilateral and infiltrative. Diagnosis: Orbital pseudotumor Figure 1: Red arrow. T1 pre (A) and post (B) contrast images demonstrate an ovoid T1 hypointense homogenously enhancing mass […]

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