Toes/Foot/Ankle

Question 1

Which metatarsal bone of foot has a prominent tuberosity that is commonly fractured?

Answer 1

Base of 5th metatarsal

Question 2

Which term describes the top surface of the foot?

Answer 2

Dorsal

Question 3

What is the tube angulation and CR for AP toes?

Answer 3

10-15 degrees towards the calcaneus/ankle& centrred to MTP joints of interest

Question 4

What is the CR for Oblique Toes?

Answer 4

No CR angle

Question 5

What is the CR for lateral toes?

Answer 5

Centre of middle phalanx - no CR angle

Question 6

What is the CR for AP foot?

Answer 6

Base of 3rd metatarsal joint
Angle CR 10 degrees towards ankle

Question 7

What is the CR for Oblique foot?

Answer 7

Base of 3rd metatarsal

Question 8

What is the CR for lateral foot?

Answer 8

Base of 3rd metatarsal

Question 9

What is the CR for axial calcaneum?

Answer 9

Level of base of 3rd metatarsal joint with CR at 40 degrees cephalic angle directed towards the calcaneum (heel)

Question 10

How many bones are in the foot?

Answer 10

26

Question 11

What are the divisions of the foot?

Answer 11

Forefoot, midfoot and hindfoot

Question 12

What is found in the forefoot?

Answer 12

Metatarsals, and phalanges

Question 13

What is found in the midfoot?

Answer 13

Navicular, cuboid and medial, intermediate, lateral cuneiforms

Question 14

What is found in hindfoot?

Answer 14

Calcaneus and talus

Question 15

Where is IPJ located?

Answer 15

In big toe - in between phalanges

Question 16

March fractures occur where?

Answer 16

March fractures occur in the second and third metatarsals caused by overuse injuries

Question 17

Lisfranc injury is what?

Answer 17

Dislocation at the base of metatarsal

Question 18

Subtalar joint is located where?

Answer 18

Between the inferior surface of the Talus and the superior
surface of the Calcaneus.

Question 19

MTP stands for?

Answer 19

MTP: Metatarsophalangeal joint

Question 20

TMT stands for?

Answer 20

TMT: Tarsometatarsal joint

Question 21

PIP stands for?

Answer 21

PIP: Proximal interphalangeal joint

Question 22

DIP stands for?

Answer 22

DIP: Distal interphalangeal joint

Question 23

What is the kVp for the AP/Oblique foot xray?

Answer 23

52kVp

Question 24

What is the kVp for the lateral foot?

Answer 24

55kVp

Question 25

What is the kVp for axial calcaneum?

Answer 25

60kVp

Question 26

Lisfranc injury is where

Answer 26

Lisfranc is torn ligaments
or broken bones in the
mid foot area - displaced joint

Question 27

RHEUMATOID ARTHRITIS:

Answer 27

Sore Joints - particularly 5th MCP,
IP Joint 1st toe & Intertarsal joints

Question 28

OSTEOARTHRITIS:

Answer 28

• Occurs when the smooth
  cartilage joint surface
  wears out.
• Osteoarthritis
  usually begins in an
  isolated joint
• Degenerative joint disease
• MTP joint 1st toe affected
• Hallux valgus deformity

Question 29

GOUT:

Answer 29

• Common but complex form
  of arthritis
• Extrinsic periarticular bony
  erosions with a distinctive
  lip of bone at the edge (big toe)

Question 30

PLANTAR
FASCIITIS:

Answer 30

• Common cause of heel pain
• Occurs when the band of tissue
  along the bottom of your foot
  (plantar fascia) gets irritated
  and inflamed
• Risk factors include obesity,
  excessive running or standing
• Often a heel spur is present and
  seen on xray

Question 31

HALLUX VALGUS
DEFORMITY - BUNIONS

Answer 31

A bony bump that forms on the 1st
toe
- Lateral deviation of 1st toe occurs
- Bilateral AP weight bearing views
- More common in women

Question 32

What is the CR and kVp for lateral calcaneus?

Answer 32

Center 2.5cm distal to the medial malleolus & 55kVp