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Orbital rhabdomyosarcoma - embryonal subtype

Case contributed by Dr Ammar Haouimi


Rapidly enlarging right orbital mass.

Patient Data

Age: 25 years
Gender: Female

The MRI sequences demonstrate a right orbital mass of extraconal location in the lower inner quadrant, inseparable from inferior rectus muscle, deforming the inferomedial aspect of the globe which is displaced superiorly, and infiltrating the lower eyelid. It displays an intermediate signal on T1WI, high signal on T2WI with intense and heterogeneous enhancement and central necrosis. Restricted diffusion is noted on DWI/ADC.

Case Discussion

MRI features of a right orbital tumor  pathologycally proven as a rhabdomyosarcoma embryonal subtype.


Additional contributor: R. Bouguelaa, MD

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Case information

rID: 73163
Published: 4th Jan 2020
Last edited: 5th Jan 2020
System: Head & Neck
Inclusion in quiz mode: Included
Institution: Aurès Medical Imaging Center - Batna Algeria

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