TAR

Question 1

End-stage symptomatic ankle arthropathy

Answer 1

Indication

Question 2

Good bone stock

Answer 2

Indication

Question 3

Normal vascular status

Answer 3

Indication

Question 4

Good hindfoot alignment

Answer 4

Indication

Question 5

Sufficient collateral ligament function

Answer 5

Indication

Question 6

Moderate to light work/activity demands

Answer 6

Indication

Question 7

Coexistent midfoot or hindfoot arthrosis

Answer 7

Indication

Question 8

Bilateral arthritic ankles

Answer 8

Indication

Question 9

Inflammatory arthropathy (e.g., rheumatoid arthritis)

Answer 9

Indication

Question 10

Symptomatic ankle arthrodesis or nonunion of ankle fusion

Answer 10

Indication

Question 11

Previous severe trauma (open fracture, talar dislocation, bone loss)

Answer 11

Relative Contraindication

Question 12

AVN talus (25–75%)

Answer 12

Relative Contraindication

Question 13

Severe osteopenia/osteoporosis

Answer 13

Relative Contraindication

Question 14

Dependence on immunosuppressive medications

Answer 14

Relative Contraindication

Question 15

Elevated HbA1c in diabetic patients

Answer 15

Relative Contraindication

Question 16

Demanding sport or work activities

Answer 16

Relative Contraindication

Question 17

Obesity (especially small ankle size)

Answer 17

Relative Contraindication

Question 18

Younger patients (<40 years) with intact hindfoot joint

Answer 18

Relative Contraindication

Question 19

Charcot arthropathy

Answer 19

Absolute Contraindication

Question 20

Active or recent infection

Answer 20

Absolute Contraindication

Question 21

AVN talus (>75%)

Answer 21

Absolute Contraindication

Question 22

Severe uncorrectable deformity

Answer 22

Absolute Contraindication

Question 23

Progressive sensory or motor dysfunction of lower leg

Answer 23

Absolute Contraindication

Question 24

Open ulceration of lower extremity

Answer 24

Absolute Contraindication

Question 25

Dysvascular disease

Answer 25

Absolute Contraindication