Hi and welcome to OCF. I've never heard of drop foot, but searching on it I see Paul B has commented on it before. Search on "drop foot" and look for the thread "Loss of sensation in extremities?"

All the best with your recovery.

Cheers, Dave (OzMojo)
19Feb2014 Diagnosed T2N2bM0 P16+ve SCC Tonsil.
31Mar2014 2 Cisplatin, 70gy over 7 weeks (completed 16May2014)
11August2014 PET/CT clear.
17July2019 5 years NED.