MORTON’S NEUROMA
General
General
Definition: Irritation and degeneration of the digital
nerves in the toes producing a painful mass near the
area of the metatarsal heads. The mass is secondary
to the nerve fibrosing.
More commonly between the second and third, and
third and fourth digits
Females > males
Clinical
Sharp shooting forefoot pain radiating to the affected
digits. Dysesthesias and numbness is common
The exam is performed by applying direct pressure
in the interdigit web space with one hand and
then applying lateral and medial foot compression
to squeeze the metatarsal heads together. Isolated
pain on the plantar aspect of the web space is consistent with Morton’s neuroma
Imaging
None needed
Treatment
Shoes with a soft sole and wide toe box
Accommodative padding: Metatarsal pad
Injection: Corticosteroid and lidocaine may be diagnostic and therapeutic
Surgical: Excision if indicated