Classically bulbar palsy presents as palsy of tongue, muscles of chewing and swallowing and facial muscles.
Signs are LMN:
- flaccid tongue
- fasciculating tongue
- absent or normal jaw jerk
- loss of gag reflex
- quiet/horse voice
Causes of bulbar palsy include:
- MND
- syringobulbia (more about this condition tomorrow!)
- GBS (also lined up for battle tomorrow)
- polio
- Lyme disease
- brain-stem tumours
Next up: battle 10.4, pseudobulbar palsy