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Intramuscular Hemangioma of the Inferior Oblique A Rare Cause of Extraocular Muscle Enlargement

Norman C. Charles, MD1; Sonia Belliappa, MD1; Payal Patel, MD1
[+] Author Affiliations
1Department of Ophthalmology, New York University Langone Medical Center, New York
JAMA Ophthalmol. 2014;132(1):122-124. doi:10.1001/jamaophthalmol.2013.6079.
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Intramuscular hemangioma of skeletal muscle is common within systemic sites but very rare within extraocular muscle. We describe a patient with an enlarged inferior oblique who harbored such a lesion.

Article InformationCorresponding Author: Norman C. Charles, MD, New York University Langone Medical Center, 550 First Ave, New York, NY 10016 (norman.charles@nyumc.org).

Author Contributions: Dr Charles had full access to all of the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis.

Study concept and design: Charles, Belliappa.

Acquisition of data: All authors.

Analysis and interpretation of data: Charles.

Drafting of the manuscript: All authors.

Critical revision of the manuscript for important intellectual content: Charles.

Administrative, technical, or material support: Belliappa.

Conflict of Interest Disclosures: None reported.

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Figure 1.
Clinical Appearance, Axial Computed Tomography, and Magnetic Resonance Imaging

Bulge in the left lower eyelid (A) corresponds to the mass below the globe on computed tomography (B) and coronal magnetic resonance imaging (C).

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Figure 2.
Intraoperative Photograph, Histopathological Analysis, and Immunohistochemistry

Reddish tumor is present within the inferior oblique muscle (arrowhead) (A). Myriad capillaries and scant inflammatory cells are interspersed between striated muscle fibers (hematoxylin-eosin, original magnification ×400 [B] and ×530 [C]). CD34 immunostain highlights endothelium (original magnification ×400) (D).

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