×
MedSchool: Ace Your OSCEsThe Medical Company
 
 
 
 
 
GET - On the App Store
View
Cranial Nerves
 
 

Tongue Protrusion

February 15th, 2021
 
 
 
Bookmark

Overview

  • How to Elicit

  • Ask the patient to protrude their tongue, and then move it to either side.
  • Interpretation

  • Deviation to the left - suggests a lesion of the left hypoglossal (XII) nerve or higher
  • Deviation to the right - suggests a lesion of the right hypoglossal (XII) nerve or higher
  • Causes of Tongue Deviation

  • Contralateral upper motor neuron lesion - trauma, tumour, ischaemia, demyelination
  • Ipsilateral hypoglossal (XII) nerve palsy - trauma, infarction, haemorrhage, demyelination
  • Motor neurone disease
  • Trauma
Next Page
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Want more info like this?
  • Your electronic clinical medicine handbook
  • Guides to help pass your exams
  • Tools every medical student needs
  • Quick diagrams to have the answers, fast
  • Quizzes to test your knowledge
Sign Up Now
   
 
 

Snapshot: Initialising...