Foot And Ankle

Question 0

Peroneus tertius?

Answer 0

Anterior - deep peroneal nerve

Low anterior fibula - base of 5th mt

Question 1

Exam for peroneal tendonopathy

Answer 1

Look for hindfoot varus
Swelling over tendons
Callosities

Retromalleolar
Lateral hindfoot along tendons

Peroneal compression test
-pain swelling and popping at posterior edge of fibula during forceful eversion and dorsiflexion

Question 2

At level of malleolus where are the peroneal tendons?

Answer 2

Retromalleolar, in fibular groove

Brevis is anterior medial (behind malleolus)

Question 3

Flat foot exam?

Answer 3

Valgus hindfoot, forefoot abduction, flattening on longitudinal arches

Question 4

Where do you get callus’ in Pes planus?

Answer 4

Base of 1st medial - ass. W hallux valgus

Plantar surface of medial cuneiform

Possibly talar head if uncovered

Question 5

Where do you get callus in Cavovarus foot?

Answer 5

Base of 5th, dorsum of 1st mtp, because of flexed mt’s

Question 6

Layers of the foot (superficial to deep)

Answer 6

1. FDB, ADM, Abd Hall
2. QP & Lumbricals; FHL/FDL tendons; medial and lateral plantar arteries
3. FHB, 2 heads of adductor hallucis, FDMB
4. Dorsal & Plantar interossei; tib post/peroneus longus tendons

Question 7

Muscles supplied by medial plantar nerve

Answer 7

Abductor hallucis
Flexor hallucis brevis
Flexor digitorum brevis
Lumbricals to 2nd/3rd toes

Question 8

Muscles supplied by lateral plantar nerve

Sensation?

Answer 8

Abductor digiti minimi
QP
Adductor hallucis (2 heads)
Flexor digiti minimi brevis
Lumbricals to 4th/5th toes
interossei

Sensory to lateral 4th toe, and entire 5th toes
Plantar lateral foot