An EEG (electroencephalogram) is an important diagnostic tool in which electrodes placed on the scalp are used to measure the electrical activity on the surface of the brain. EEGs are primarily used in the diagnosis of epilepsy but can also be used in the diagnosis of other neurological disorders. This article will discuss the reasons […]
Investigations
Magnetic Resonance Imaging
Magnetic Resonance Imaging (MRI) is a form of imaging, invented in the 1970s by Paul C. Lauterbur, that has revolutionised medicine and surgery. Traditional X-Rays, or Computed Tomography (CT) are particularly good at looking at bony structures as they focus on density. This is the ‘thickness’ of different tissues in front of them. Magnetic resonance […]
Lumbar puncture
A lumbar puncture, also referred to as a‘spinal tap’, is a commonly performed procedure carried out by all kinds ofdoctors. It involves inserting a small needle into an area that surrounds thespinal cord named the ‘sub-arachnoid space’ . Contained within this area issomething called ‘cerebrospinal fluid’ or CSF. CSF acts as a surroundingcushion, helping to […]