Tibialis Posterior Tendon Disfunction

Question 1

Where doe tibialis posterior tendon insert onto?

Answer 1

Medial navicular

Question 2

Role of tibialis posterior?

Answer 2

• Serves to support medial arch of foot
• Plantar flexor
• Invertor

Question 3

If tendon is under repeated stress then what may occur?

Answer 3

Tendonitis
Elongation
Rupture

Question 4

Treatment of tendonitis?

Answer 4

Splint with medial arch support to avoid rupture

IF THIS FAILS

Surgical decompression & tenosynovectomy may prevent rupture

Question 5

Treatment of elongation/rupture?

Answer 5

Tendon transfer may be performed: if foot remains supple with no OA, to prevent secondary OA

Calcaneal osteotomy may reduce stress

Question 6

Once OA ensues and symptoms of tendonitis are severe treat how?

Answer 6

Arthrodesis