Radio-opacity of the Bones of Commonly Consumed Fish from the Red Sea.

Introduction Foreign body (FB) ingestion is one of the most common complaints presenting at an emergency department (ED), with fish bone impaction being a frequent cause of presentation. Fish bones might be challenging to identify on routine radiography and ED physicians are often left in a state of uneasiness owing to the fear of complications occurring if the fish bone is not removed. Objective This study aimed to establish the factors affecting the radio-opacity of fish bones on X-ray.