A Stroke in a Nutshell
What exactly is a stroke?
A stroke is a sudden interruption of blood flow to a specific area of
the brain. As a consequence, nerve cells die of oxygen deprivation.
The tasks controlled by the affected brain region(s), are specifically impaired (e. g. vision or other sensory perceptionsdie Empfindung, muscle control, speech, memory etc.). Four major types of strokes are differentiated:
When an artery that supplies the brain with oxygenated blood
becomes blocked by a blood clot, we call it an ischemic (reduced
blood flow) stroke.
There are two ways an ischemic stroke can occur:
• Embolic stroke
When a clot (embolus) forms somewhere in the body and travels through the bloodstream to the brain. In the brain it reaches a blood vessel which is too small for…