Morton's Neuroma

Question 1

Pathogenesis of Morton’s neuroma?

Answer 1

Plantar interdigital nerves overlying intermetatarsal ligaments

Question 2

Neuroma?

Answer 2

When irritated nerves become inflamed and swollen

Question 3

Aetiology of Morton’s neuroma?

Answer 3

-Females more likely -Wearing high heels implicated -3rd interspace is most commonly involved by second

Question 4

Signs/symptoms of morton’s neuroma?

Answer 4

-Burning pain -Tingling -Radiating into affected toes -Clinical examination reveals loss f sensation in affected web space -Mulder’s click test produce click

Question 5

What would clinical examination of Morton’s neuroma reveal?

Answer 5

-Loss of sensation in affected web space -Mulder’s click tests: medio-lateral compression of metatarsal heads

Question 6

What is Mulder’s test?

Answer 6

Squeezing forefoot with hands

Question 7

What will a positive Mulder’s test do?

Answer 7

Reproduce symptoms Produce click

Question 8

Investigation of Mulder’s test?

Answer 8

US: demonstrate swollen nerve

Question 9

Conservative treatment of Morton’s neuroma?

Answer 9

Metatarsal pad Offloading insole Steroid & local anaesthetic injections: relieve symptoms & aid diagnosis

Question 10

Severe treatment of Morton’s neuroma?

Answer 10

-Surgical excision of neuroma