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Fig. 3.1 Rupture of the left eyeball. Cross-sectional CT image in soft-tissue window showed the deformation of the left eyeball Fig. 3.2 Hemorrhage of the left vitreous body. (a) Cross-sectional…

Fig. 2.1 Left congenital anophthalmia. (a) Axial CT scan shows that the left orbital cavity becomes smaller with no normal eyeball, where irregular nodular soft tissue can be seen. In…

Fig. 9.1 Schwannoma in the left orbit. (a) Axial CT image in soft-tissue window shows an ovoid, well-demarcated homogeneous isodense mass in the left orbit. The left supraorbital fissure enlarges…

Fig. 10.1 Right optic neuritis. (a) Coronal T1-weighted image demonstrates the right optic nerve expansion compared to the left. (b) Coronal, short time inversion recovery (STIR) image demonstrates increased signal…

Fig. 6.1 Pigment membrane melanoma in left eyeball. (a) Axial T1WI MR shows a fusiform hyperintensity on the posterior wall of the left eyeball; (b) oblique-sagittal T1WI MR displays hyperintense…

Fig. 4.1 Cellulitis in the left orbital cavity. (a) Cross-sectional CT image in soft tissue window showed widely swelling and thickening of left eyelid, soft tissue on the left temporal…

Fig. 1.1 Normal images of orbit. (a) Posteroanterior, (b) lateral 1.1.2 Normal X-ray Presentations on Dacryocystography Dacryocystography is used to explore the shape, size, and obstruction (including the severity and…

Fig. 8.1 Cavernous hemangioma in right orbit. (a) Axial T1WI MR shows oval homogeneous low intensity in right intraconal space; (b) axial T2WI MR reveals homogeneous hyperintense signal; (c) axial…

Fig. 7.1 Postoperative change of artificial lens implantation. (a) Axial T2-weighted MR image shows the normal lens of right side is absent with a small isointense strip found in the…

Fig. 5.1 Lymphoma in the right orbit. (a) Axial unenhanced CT with a soft tissue algorithm shows an irregular soft tissue mass in the upper quadrant of the right orbit…