Tuesday, November 27, 2012

Stroke leads to sensory scramble

Trying to map proprioception. See if your doctor can figure out how to use this in your recovery.
http://www.6minutes.com.au/news/latest-news/stroke-leads-to-sensory-scramble
Stroke may scramble the brain’s sensory map of the hand, Australian researchers report for the first time - an effect they warn is missed by routine examinations.
Dr Ingvars Birznieks and his team from Neuroscience Research Australia applied a non-painful stimulus to 25 locations on a stroke patient’s hand. In only one instance did the patient, who could not see the hand, correctly identify the location of the stimulus – in the middle of the palm.
The 24 other touch points were drastically scrambled. A touch on the thumb was interpreted as a touch on the index finger, a touch on the pinky was believed to be a touch on the middle finger, and a touch on the middle finger was mistaken... (more if you register)
Image from the link:
Stroke leads to sensory scramble

No comments:

Post a Comment