Foot drop Flashcards
What is foot drop a result of?
Weakness of the foot dorsiflexors
What is the most common cause of foot drop?
Common peroneal nerve lesion
What are the other possible causes of foot drop?
L5 radiculopathy
sciatic nerve lesion
superficial or deep peroneal nerve lesion
What is a common peroneal nerve lesion usually secondary to?
Compression at the neck of the fibula
Where does the common peroneal nerve travel?
Loops over the head of the fibula on the lateral aspect of the knee joint
How will an isolated peroneal neuropathy present?
Weakness of foot dorsiflexion and eversion
Normal reflexes
What would indicate that L5 is responsible for the foot drop rather than the peroneal nerve?
Weakness of hip abduction
Reduced sensation in the first web-space
Weakened dorsiflexion, inversion and eversion
What are the key motor features associated with foot drop?
Weakness or paralysis of dorsiflexion and eversion
What symptoms might indicate referral to a specialist?
Bilateral symptoms
Fasiculations
