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Fig 2. Eight-week-old girl with large left periorbital hemangioma extending into left cavernous sinus, Meckel cave, and the left IAC.
A, B, Axial T1 postcontrast, fat-suppressed images at presentation showing a left orbital mass and fullness of the left cavernous sinus (A), as well as a cone-shaped enhancing mass in the left IAC (B). Also evident are left cerebellar hypoplasia and relative left internal carotid hypoplasia (arrowhead, A).
C, Coronal T2 image at presentation with isointense soft-tissue mass enlarging Meckel cave on the left.
D, Axial T1 postcontrast image at 1 year follow-up showing nearly complete involution of the left IAC mass.
E, Coronal T1 postcontrast image in the same plane as panel C at 1-year follow-up showing an enlarged Meckel cave and resolution of the soft tissue mass.
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