Scintillation counters are basically made up of the following main components: a scintillation material (crystal), a photodetector (photomultiplier in this…
Magnetic resonance imaging (MRI) is a medical imaging modality which employs magnetic fields and radio waves/radiofrequency (RF) energy to produces…
Magnetoencephalography (MEG) is a form of neuroimaging that maps the tangential components of magnetic fields associated with scalp potentials produced…
Functional MRI (fMRI) is the use of MRI to detect localized changes in brain activity, usually in the form of…
Confocal imaging (CI) is based on illuminating a single point on the sample and collecting scattered light from the same…
Teleradiology is a subcategory of telemedicine operation focusing in remote diagnosis of medical images. Teleradiology uses computer, display and telecommunication…
The radionuclides that are employed in a PET scan as part of radiopharmaceuticals work best when used for imaging certain…
How the three imaging modalities compare? We examine each of the three diagnostic imaging methods as discussed in the following…
The ability of a PET scanner to target specific functions or objects e.g. tumour makes it a very effective tool…
Contrast agents emphasize or magnify the physiological features or functions that would otherwise, be invisible, weak or obscured in images.…
