MRI: Coronal orbit  
 

This image is a T1-weighted MRI in the coronal plane just deep (posterior) to the globe (eyeball). The extrinsic eye muscles, optic nerve, and superior opthalmic vein can be seen well in this image. Fat is bright, and muscles and nerves are gray. Vessels appear darkest in this image.

 
 

Identify the following:

1. left optic nerve

2. medial rectus

3. inferior rectus

4. lateral rectus

5. superior rectus

6. levator palpebrae superioris

7. superior oblique

8. orbital fat

 

BONUS

1. ethmoid air cells

2. maxillary sinus

 
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