There's no dearth of x-ray images on the Web, but one site that offers something a little different to the standard fare is The Art and Science of Thoracic Imaging . Of course, many procedures involving x-rays require the administration of a contrast medium to enhance the interpretation of the image. One such procedure is angiography - the imaging of blood vessels after the injection of a contrast dye. Angiography Tutorial is one of a growing number of sites that acknowledges the general public's thirst for medical knowledge and gears its approach accordingly . You can therefore choose between 'PlainTalk' and 'MedSpeak' and even have the facility of being able to switch from one to the other at any stage - a nice touch.
Detectors placed around the circumference of the scanner collect readings from multiple angles.
The X-Ray Files which has an excellent section on CT in Head Trauma. Each scan is prefaced with a succinct description and illustrated with an explanatory drawing. It seems that my dentist might be in danger of falling behind in the technology race. A sensitive electronic sensor placed in the mouth replaces conventional film and, with the need for processing eliminated, the digital x-ray is displayed on a chairside monitor in seconds. This tour was submitted by Geoff Barnett, a freelance medical writer whose contact details can be found in our directory of freelancers .