Introduction: The occurrence of vertebrobasilar insufficiency caused by rotation of the head has been reported due to thickened fibroligamentous structures, osteophyte formation, duplication of foramen transversarium, and congenital absence of the foramen transversarium. The size and variations of the foramen transversarium plays an important role in vertebrobasillar insufficiency. The present study was carried out on the anatomical variations of foramen transversarium.
Introduction: Existence of the carotico-clinoid foramen causes compression of the clinoid segment of internal carotid artery and also increases the risk of hemorrhage while dealing performing various surgical procedures related to para clinoid aneurysms and tumors of this region. The present study was aimed to find out the incidence of the carotico-clinoid foramen in south Indian population.
Introduction: Foramen Magnum is the largest foramen in the base of the skull which gives passage to vital structures such as medulla oblongata continues as spinal cord along with meninges, spinal arteries, vertebral arteries and spinal accessory nerve. The present study was carried out to determine the sex of the skull based on the morphometric analysis of foramen magnum.
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