aetiology
Last reviewed 01/2018
The trochlear nerve is the thinnest and has the longest intracranial course of the cranial nerves, and consequently, it is often damaged by:
- stroke
- trauma
Less common causes include:
- cerebellar tumours
- idiopathic
GPnotebook no longer supports Internet Explorer. To ensure the site functions as intended, please
upgrade your browser. Microsoft is encouraging users to upgrade to its more modern
Edge browser for improved security and functionality.