Superficial Posterior Compartment of the Leg

Description

Cross-section of the lower leg depicting the 4 compartments and select key structures

Anatomic diagram of the triceps surae complex. GM: medial head of the gastrocnemius muscle, FGA: free gastrocnemious aponeurosis, AT: proximal Achilles tendon, formed by the junction of the anterior gastrocnemius aponeurosis and the posterior soleus aponeurosis. GA: anterior gastrocnemius aponeurosis, SA: soleus aponeurosis

Name

• Superficial Posterior Compartment of the Leg
• Triceps Surae

Muscles

• Gastrocnemius
• Soleus
• Plantaris

Vascular Supply

• Tibial Artery

Innervation

• Tibial Nerve

Actions

• Plantarflexion

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Clinical Significance

• Acute Compartment Syndrome
• Chronic Exertional Compartment Syndrome
• Calf Strain
• Calf Tear
• Achilles Tendonitis
• Achilles Rupture

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See More

• Leg Anatomy Main
• Leg Pain Main
• Physical Exam Knee

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