Which of the following causes fracture of roof of orbit (AIIMS May 2009)
|A||Injury to forehead|
|B||Injury to parietal bone|
|C||Blow to the lower jaw|
|D||Blow to the occiput|
Ref: Duane’s clinical ophthalmology/Volume 2/ Chapter 48/ page no 16
Extensive frontal bone injuries, usually produce stellate fracture patterns extending with in one or two areas of the frontal portion of the skull frequently involving the superior orbit.