Medical tests

Body scans: a bombshell - Body scans: a bombshell

The latest craze in preventative medicine is a whole-body scan, which subjects you to vast amounts of radiation, with no clear benefit over safer techniques like thermal imaging. more>

Body scans: a bombshell - Diti: how does it work?

* An infrared scanner converts the infrared radiation emitted from the skin to electrical impulses that are visualised in colour on a monitor. This ‘thermogram’ is a visual map of body temperature. more>

Body scans: a bombshell - Why thermal imaging?

* DITI has a high sensitivity for the early detection of changes in blood vessels, nerves and bones. more>

Tonometry

Tonometry An early warning for glaucoma, this simple test can detect low eye pressure, or IOP (intraocular pressure), an indicator of other eye disorders such as inflammation, a detached retina and a... more>

Tonometry - Cjd scare

As the infectious agent of the spongiform encephalopathies is present in the cornea of an infected person - and the equipment used in the two contact forms of tonometry is not properly disinfected bet... more>

The mri scan

The MRI (magnetic resonance imaging) scan is a screening technique that has been in use since the early 1980s. It can provide a detailed picture of your body’s soft tissues, especially the brain and s... more>

The mri scan - Never say dye

While MRI scanning may not be as safe as radiologists claim, most injuries and reactions are rare. However, the same cannot be said for the dyes that are injected before the screening is carried out. more>

The psa test - What to do instead

Consider using the following tests instead: * The AMAS (antimalignin antibody in serum) test can identify cancer years before it is seen on film or a scan with an accuracy rate of 95-99 per cent more>

The psa test

More than 10,000 cases of cancer of the prostate, the walnut-sized gland that sits just below the bladder, are diagnosed every year in the UK. It is the second-most common cause of cancer deaths more>

Contrast agents

What do they do? Contrast agents are chemicals used to enhance medical and diagnostic images such as X-rays, and magnetic resonance imaging (MRI) and computed tomography (CT) scans. more>

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