Lower Extremity Mononeuropaties

Question 1

Describe Sural nerve compression. Tinel’s sign?

Answer 1

Pain, numbness and paresthesias in lateral foot and ankle; Tinel’s sign posterior to lateral malleolus.

Question 2

Describe Posterior Tibial nerve compression. Symptoms? Tinel’s sign?

Answer 2

Compression as it passes under flexor retinaculum, posterior to medial malleollus. Pain, numbness and paresthesias in heel and plantar surface of foot; Tinel’s sign posterior to medial malleolus.

Question 3

Describe Common peroneal nerve compression. Symptoms? Tinel’s sign?

Answer 3

Compression at neck of fibula. Pain and numbness in lateral leg and dorsum foot. Weakness of tibialis anterior and peroneus longus; Tinel’s sign at fibular neck.

Question 4

Describe Deep Peroneal nerve compression. Symptoms? Tinel’s sign?

Answer 4

Compression as it passes under superficial fascia at ankle, anterior to medial malleolus. Pain in web space between 1 and 2; Tinel’s sign at ankle and EHL

Question 5

Describe Superficial Peroneal nerve compression. Symptoms? Tinel’s sign?

Answer 5

Compression anterior and medial to lateral malleolus. Pain, numbness and paresthesia at dorsum foot EXCEPT web space between 1 and 2; Tinel’s sign at anterior ankle

Question 6

Describe Saphenous nerve compression. Symptoms? Tinel’s sign?

Answer 6

Compression at medial knee, anterior leg or ankle. PNP at medial knee, leg and foot; Tinel’s sign along course of nerve.

Question 7

Describe Morton’s Neuroma. Symptoms?

Answer 7

Swelling of interdigital nerve. Burning in plantar foot. Sensation of pebble in shoe; Poorly fit shoes.