What are the typical radiation doses associated with CT examinations? CT scans of the head, for example, expose patients to about the equivalence of one year of natural radiation. This is about 100 ...

The authors of this study retrospectively evaluated the diagnostic yield of CT Head and the value of follow-up imaging, particularly MRI, in the evaluation of dizzy and vertiginous ED patients.

There is a positive association between exposure to at least 1 head/neck CT scan and the risk for pediatric brain tumors.