Figure 9: Axial T1W (a) and T2W (b) magnetic resonance imaging (MRI) showing an ill-defi ned diffuse enlargement of the left lateral rectus muscle including its tendinous insertion and causing proptosis. The enlarged muscle is mildly hyperintense on T2W (b) MRI. Patient presented with a painful proptosis, dysmotiity and acute congestion. Diagnosis: Left Orbital pseudotumor