tendinopathy

Definition

Inflammation and degeneration of the achilles tendon in the midsubstance 2 - 6 cm from insertion

Etiology

1.  High grade partial tears / avulsions - previous injury

Definition

Inflammation of achilles tendon; insertional or noninsertional

Spectrum

Tendonitis / Tendonosis / Rupture

Anatomy

Triceps surae

- medial and lateral gastrocnemius

- soleus

- surrounded by paratenon which allows gliding and supplies nutrition

Inserts middle 1/3 calcaneal tuberosity

- 2 x 2 cm area

- 90^o rotation distally

Retrocalcaneal bursa (x2)

Anatomy

Lateral compartment of leg

- run through retromalleolar groove

- pass superior and inferior to peroneal tubercle

- covered by inferior peroneal retinaculum

Peroneus longus

- origin lateral condyle of tibia and head fibula

- tendon PL superficial and inferior to brevis in retromalleolar groove

- runs in cuboid groove 

- insert plantar surface base of 1st MT and lateral aspect medial cuneiform