Skull x-rays
/ Causes of intracranial calcification
/ Normal
/ Pineal gland
/ Dural (commonly falx)
/ Vascular (carotid arteries)
/ Basal ganglia
/ Abnormal
/ Tumours - craniopharyngioma, meningioma
/ Arteriovenous malformations
/ Aneurysms
/ Vault...
http://www.surgical-tutor.org.uk/core/trauma/skull.htm