MRI of the Ankle: Detailed Anatomy

MRI of the ankle, sagittal view, T1. Image 1. 1, Tibia (Medial malleolus). 2, Navicular. 3, Tibialis anterior tendon. 4, Medial cuneiform. 5, 1st metatarsal. 6, Flexor hallucis brevis muscle. 7, Abductor hallucis muscle. 8, Tibialis posterior tendon.

MRI of the ankle, sagittal view, T1. Image 2. 1, Tibia (Medial malleolus). 2, Navicular. 3, Tibialis anterior tendon. 4, Medial cuneiform. 5, 1st metatarsal. 6, Flexor hallucis brevis muscle. 7, Abductor hallucis muscle.

MRI of the ankle, sagittal view, T1. Image 3. 1, Tibia (Medial malleolus). 2, Talus. 3, Tibialis anterior tendon. 4, Navicular. 5, Medial cuneiform. 6, 1st metatarsal. 7, Flexor hallucis brevis muscle. 8, Abductor hallucis muscle.

MRI of the ankle, sagittal view, T1. Image 4. 1, Tibia (Medial malleolus). 2, Talus. 3, Tibialis anterior tendon. 4, Navicular. 5, Medial cuneiform. 6, 1st metatarsal.

MRI of the ankle, sagittal view, T1. Image 5. 1, Tibia. 2, Talus. 3, Tibialis anterior tendon. 4, Navicular. 5, Medial cuneiform. 6, Flexor digitorum brevis muscle. 7, Flexor hallucis longus tendon & Flexor digitorum longus tendon.

MRI of the ankle, sagittal view, T1. Image 6. 1, Tibia. 2, Tibialis anterior tendon. 3, Navicular. 4, Intermediate cuneiform. 5, Flexor digitorum brevis muscle. 6, Calcaneus. 7, Talus.

MRI of the ankle, sagittal view, T1. Image 7. 1, Tibia. 2, Tibialis anterior tendon. 3, Talus. 4, Navicular. 5, Intermediate cuneiform. 6, 2nd metatarsal. 7, Flexor digitorum brevis muscle. 8, Plantar aponeurosis. 9, Quadratus plantae muscle . 10, Calcaneus. 11, Flexor hallucis longus tendon. 12, Flexor digitorum longus tendon.

MRI of the ankle, sagittal view, T1. Image 8. 1, Tibia. 2, Tendon & muscle Tibialis anterior / Extensor hallucis longus . 3, Talus. 4, Navicular. 5, Intermediate cuneiform. 6, 2nd metatarsal. 7, Plantar aponeurosis. 8, Calcaneus. 9, Achilles tendon. 10, Flexor hallucis longus tendon & muscle. 11, Soleus muscle.

MRI of the ankle, sagittal view, T1. Image 9. 1, Tibia. 2, Tendon & muscle Tibialis anterior / Extensor hallucis longus. 3, Talus. 4, Sinus Tarsi. 5, Navicular. 6, Intermediate cuneiform. 7, 2nd metatarsal. 8, 3rd metatarsal. 9, Adductor hallucis muscle. 10, Peroneus longus tendon. 11, Plantar aponeurosis. 12, Calcaneus. 13, Achilles tendon. 14, Flexor hallucis longus tendon & muscle. 15, Soleus muscle.

MRI of the ankle, sagittal view, T1. Image 10. 1, Tibia. 2, Tendon & muscle Tibialis anterior / Extensor hallucis longus . 3, Talus. 4, Lateral cuneiform. 5, 3rd metatarsal. 6, Flexor digitorum brevis muscle. 7, Peroneus longus tendon. 8, Calcaneus. 9, Achilles tendon. 10, Flexor hallucis longus tendon & muscle. 11, Soleus muscle.

MRI of the ankle, sagittal view, T1. Image 11.1, Tibia. 2, Talus 3, Lateral cuneiform. 4, 3rd and 4th metatarsals. 5, Calcaneus. 6, Achilles tendon. 7, Flexor hallucis longus tendon & muscle. 8, Soleus muscle.

MRI of the ankle, sagittal view, T1. Image 12. 1, Tibia. 2, Talus. 3, Cuboid. 4, Lateral cuneiform. 5, 3rd metatarsal. 6, 4th metatarsal. 7, Abductor digiti minimi muscle. 8, Calcaneus. 9, Achilles tendon. 10, Flexor hallucis longus tendon & muscle. 11, Soleus muscle.

MRI of the ankle, sagittal view, T1. Image 13. 1, Extensor digitorum longus muscle. 2, Tibia. 3, Cuboid. 4, 4th metatarsal. 5, Abductor digiti minimi muscle. 6, Calcaneus. 7, Achilles tendon. 8, Talus.

MRI of the ankle, sagittal view, T1. Image 14. 1, Extensor digitorum longus muscle. 2, Tibia. 3, Cuboid. 4, 4th metatarsal. 5, Flexor digitorum brevis muscle. 6, Peroneus longus tendon. 7, Abductor digiti minimi muscle. 8, Calcaneus. 9, Fibula. 10, Peroneus longus muscle.

MRI of the ankle, sagittal view, T1. Image 15. 1, Extensor digitorum longus muscle. 2, Fibula. 3, 5th metatarsal. 4, 4th metatarsal. 5, Abductor digiti minimi muscle. 6, Peroneus longus muscle.

MRI of the ankle, sagittal view, T1. Image 16. 1, Extensor digitorum longus muscle. 2, Fibula. 3, Peroneus longus tendon. 4, Peroneus brevis tendon. 5, 5th metatarsal. 6, Abductor digiti minimi muscle. 7, Peroneus longus muscle.

MRI of the ankle, sagittal view, T1. Image 17. 1, Extensor digitorum longus muscle. 2, Fibula. 3, Peroneus longus tendon. 4, 5th metatarsal. 5, Peroneus brevis muscle.

MRI of the ankle, sagittal view, T1. Image 18. 1, Fibula (lateral malleolus). 2, Peroneus longus tendon. 3, Peroneus brevis muscle.

MRI of ankle, axial view, image 1.1, Tibialis anterior tendon. 2, Extensor hallucis longus tendon. 3, Extensor digitorum longus tendon. 4, Fibula. 5, Peroneus longus tendon. 6, Peroneus brevis muscle. 7, Achilles tendon. 8, Flexor hallucis longus muscle. 9, Flexor digitorum longus muscle. 10, Tibialis posterior tendon.

MRI of ankle, axial view, image 2.1, Tibialis anterior tendon. 2, Extensor hallucis longus tendon. 3, Extensor digitorum longus tendon. 4, Fibula. 5, Peroneus longus tendon. 6, Peroneus brevis muscle. 7, Achilles tendon. 8, Flexor hallucis longus muscle. 9, Flexor digitorum longus tendon. 10, Tibialis posterior tendon.

MRI of ankle, axial view, image 3.1, Tibialis anterior tendon. 2, Extensor hallucis longus tendon. 3, Extensor digitorum longus tendon. 4, Fibula. 5, Peroneus longus tendon. 6, Peroneus brevis muscle. 7, Achilles tendon. 8, Flexor hallucis longus tendon. 9, Flexor digitorum longus tendon. 10, Tibialis posterior tendon. 11, Tibia (medial malleolus).

MRI of ankle, axial view, image 4.1, Tibialis anterior tendon. 2, Extensor hallucis longus tendon. 3, Extensor digitorum longus tendon. 4, Fibula. 5, Peroneus longus tendon. 6, Peroneus brevis muscle. 7, Achilles tendon. 8, Flexor hallucis longus tendon. 9, Talus. 10, Flexor digitorum longus tendon. 11, Tibialis posterior tendon. 12, Tibia (medial malleolus).

MRI of ankle, axial view, image 5.1, Tibialis anterior tendon. 2, Extensor hallucis longus tendon. 3, Extensor digitorum longus tendon. 4, Fibula. 5, Peroneus longus tendon. 6, Peroneus brevis muscle. 7, Achilles tendon. 8, Flexor hallucis longus tendon. 9, Talus. 10, Flexor digitorum longus tendon. 11, Tibialis posterior tendon. 12, Tibia (medial malleolus).

MRI of ankle, axial view, image 6.1, Tibialis anterior tendon. 2, Extensor hallucis longus tendon. 3, Extensor digitorum longus tendon. 4, Fibula. 5, Peroneus longus tendon. 6, Peroneus brevis muscle. 7, Achilles tendon. 8, Flexor hallucis longus tendon. 9, Flexor digitorum longus tendon. 10, Tibialis posterior tendon. 11, Talus.

MRI of ankle, axial view, image 7.1, Tibialis anterior tendon. 2, Extensor hallucis longus tendon. 3, Extensor digitorum longus tendon. 4, Fibula. 5, Peroneus longus tendon. 6, Peroneus brevis muscle. 7, Achilles tendon. 8, Flexor hallucis longus tendon. 9, Flexor digitorum longus tendon. 10, Tibialis posterior tendon. 11, Talus.

MRI of ankle, axial view, image 8.1, Tibialis anterior tendon. 2, Extensor hallucis longus tendon. 3, Extensor digitorum longus tendon. 4, Fibula. 5, Peroneus longus tendon. 6, Peroneus brevis muscle. 7, Achilles tendon. 8, Flexor hallucis longus tendon. 9, Flexor digitorum longus tendon. 10, Tibialis posterior tendon. 11, Talus.

MRI of ankle, axial view, image 9.1, Tibialis anterior tendon. 2, Navicular. 3, Extensor digitorum longus tendon. 4, Peroneus longus tendon. 5, Peroneus brevis muscle. 6, Achilles tendon. 7, Flexor hallucis longus tendon. 8, Flexor digitorum longus tendon. 9, Tibialis posterior tendon. 10, Talus.

MRI of ankle, axial view, image 10.1, Tibialis anterior tendon. 2, Medial cuneiform. 3, Intermediate cuneiform. 4, Navicular. 5, Extensor digitorum longus tendon. 6, Peroneus longus tendon. 7, Peroneus brevis muscle. 8, Achilles tendon. 9, Flexor hallucis longus tendon. 10, Flexor digitorum longus tendon. 11, Tibialis posterior tendon. 12, Talus.

MRI of ankle, axial view, image 11.1, Tibialis anterior tendon. 2, Medial cuneiform. 3, Intermediate cuneiform. 4, Navicular. 5, Extensor digitorum longus tendon. 6, Talus. 7, Peroneus longus tendon. 8, Calcaneus. 9, Achilles tendon. 10, Flexor hallucis longus tendon.

MRI of ankle, axial view, image 12.1, Tibialis anterior tendon. 2, Medial cuneiform. 3, Intermediate cuneiform. 4, Lateral cuneiform. 5, Extensor digitorum longus tendon. 6, Peroneus longus tendon. 7, Calcaneus. 8, Achilles tendon. 9, Talus. 10, Navicular.

MRI of ankle, axial view, image 13.1, Tibialis anterior tendon. 2, Medial cuneiform. 3, Intermediate cuneiform. 4, Lateral cuneiform. 5, Extensor digitorum longus tendon 6, Cuboid. 7, Peroneus longus tendon. 8, Calcaneus. 9, Achilles tendon. 10, Navicular.

MRI of ankle, axial view, image 14.1, Navicular. 2, Medial cuneiform. 3, Intermediate cuneiform. 4, Lateral cuneiform. 5, Extensor digitorum longus tendon. 6, Cuboid. 7, Peroneus longus tendon. 8, Calcaneus. 9, Achilles tendon.

MRI of ankle, axial view, image 15.1, Medial cuneiform. 2, 1st metatarsal. 3, Intermediate cuneiform. 4, Lateral cuneiform. 5, Extensor digitorum longus tendon. 6, Cuboid. 7, Peroneus longus tendon. 8, Calcaneus. 9, Achilles tendon. 10, Quadratus plantae muscle

MRI of ankle, axial view, image 16.1, Medial cuneiform. 2, 1st metatarsal. 3, Intermediate cuneiform. 4, Lateral cuneiform. 5, Extensor digitorum longus muscle & tendon. 6, Cuboid. 7, Calcaneus. 8, Achilles tendon. 9, Quadratus plantae muscle 10, Abductor hallucis muscle.

MRI of ankle, axial view, image 17.1, Medial cuneiform. 2, 1st metatarsal. 3, 2nd metatarsal. 4, Lateral cuneiform. 5, Extensor digitorum longus muscle & tendon. 6, Cuboid. 7, Calcaneus. 8, Achilles tendon. 9, Quadratus plantae muscle. 10, Abductor hallucis muscle.

MRI of ankle, axial view, image 18.1, Medial cuneiform. 2, 1st metatarsal. 3, Lateral cuneiform. 4, Cuboid. 5, Calcaneus. 6, Achilles tendon. 7, Quadratus plantae muscle. 8, Abductor hallucis muscle.

MRI of ankle, axial view, image 19.1, 1st metatarsal. 2, 2nd metatarsal. 3, 3rd metatarsal. 4, Cuboid. 5, Calcaneus. 6, Quadratus plantae muscle. 7, Abductor hallucis muscle.

MRI of ankle, axial view, image 20.1, 1st metatarsal. 2, 3rd metatarsal. 3, 4th metatarsal. 4, Cuboid. 5, Abductor digiti minimi muscle. 6, Calcaneus. 7, Abductor hallucis muscle. 8, Quadratus plantae muscle.

MRI of ankle, axial view, image 21.1, Abductor hallucis muscle. 2, 3rd metatarsal. 3, 4th metatarsal. 4, 5th metatarsal. 5, Abductor digiti minimi muscle. 6, Calcaneus. 7, Flexor digitorum brevis muscle.

MRI of ankle, axial view, image 22.1, Abductor hallucis muscle. 2, 4th metatarsal. 3, 5th metatarsal. 4, Abductor digiti minimi muscle. 5, Calcaneus. 6, Flexor digitorum brevis muscle.

MRI of ankle, axial view, image 23.1, Abductor hallucis muscle. 2, 5th metatarsal. 3, Abductor digiti minimi muscle. 4, Calcaneus. 5, Flexor digitorum brevis muscle.

MRI of ankle, axial view, image 24.1, Abductor hallucis muscle. 2, Flexor digitorum brevis muscle. 3, Abductor digiti minimi muscle. 4, Calcaneus. 5, Plantar aponeurosis.

MRI of ankle, axial view, image 25.1, Flexor digitorum brevis muscle. 2, Abductor digiti minimi muscle.

MRI of ankle, coronal view, image 1.1, Navicular. 2, Talus. 3, Cuboid. 4, Peroneus longus tendon. 5, Abductor digiti minimi muscle. 6, Flexor digitorum brevis muscle. 7, Quadratus plantae muscle. 8, Abductor hallucis muscle.

MRI of ankle, coronal view, image 2.1, Navicular. 2, Talus. 3, Cuboid. 4, Abductor digiti minimi muscle. 5, Flexor digitorum brevis muscle. 6, Quadratus plantae muscle. 7, Abductor hallucis muscle.

MRI of ankle, coronal view, image 3.1, Navicular. 2, Talus. 3, Cuboid. 4, Abductor digiti minimi muscle. 5, Flexor digitorum brevis muscle. 6, Quadratus plantae muscle. 7, Abductor hallucis muscle.

MRI of ankle, coronal view, image 4.1, Navicular. 2, Talus. 3, Abductor digiti minimi muscle. 4, Flexor digitorum brevis muscle. 5, Quadratus plantae muscle. 6, Abductor hallucis muscle.

MRI of ankle, coronal view, image 5.1, Talus. 2, Calcaneus. 3, Abductor digiti minimi muscle. 4, Flexor digitorum brevis muscle 5, Quadratus plantae muscle. 6, Abductor hallucis muscle.

MRI of ankle, coronal view, image 6.1, Talus. 2, Calcaneus. 3, Abductor digiti minimi muscle. 4, Flexor digitorum brevis muscle 5, Quadratus plantae muscle. 6, Abductor hallucis muscle. 7, Flexor hallucis longus tendon.

MRI of ankle, coronal view, image 7.1, Tibia. 2, Talus. 3, Calcaneus. 4, Abductor digiti minimi muscle. 5, Peroneus longus tendon. 6, Flexor digitorum brevis muscle 7, Quadratus plantae muscle. 8, Abductor hallucis muscle.

MRI of ankle, coronal view, image 8.1, Tibia. 2, Calcaneus. 3, Abductor digiti minimi muscle. 4, Flexor digitorum brevis muscle. 5, Quadratus plantae muscle. 6, Abductor hallucis muscle. 7, Flexor hallucis longus tendon. 8, Talus.

MRI of ankle, coronal view, image 9.1, Tibia. 2, Fibula (lateral malleolus). 3, Talus. 4, Calcaneus. 5, Abductor digiti minimi muscle. 6, Flexor digitorum brevis muscle. 7, Quadratus plantae muscle. 8, Abductor hallucis muscle.

MRI of ankle, coronal view, image 10.1, Tibia. 2, Fibula (lateral malleolus). 3, Talus. 4, Peroneus brevis and peroneus longus tendons. 5, Abductor digiti minimi muscle. 6, Flexor digitorum brevis muscle. 7, Quadratus plantae muscle. 8, Abductor hallucis muscle.

MRI of ankle, coronal view, image 11.1, Tibia (Medial malleolus). 2, Fibula (lateral malleolus). 3, Talus. 4, Calcaneus. 5, Abductor digiti minimi muscle. 6, Flexor digitorum brevis muscle. 7, Quadratus plantae muscle. 8, Abductor hallucis muscle. 9, Tibiocalcaneal ligament.

MRI of ankle, coronal view, image 12.1, Tibia (Medial malleolus). 2, Fibula (lateral malleolus). 3, Talus. 4, Peroneus brevis and peroneus longus tendons. 5, Calcaneus. 6, Abductor digiti minimi muscle. 7, Plantar aponeurosis. 8, Quadratus plantae muscle. 9, Abductor hallucis muscle. 10, Flexor hallucis longus tendon. 11, Tibiotalar ligament.

MRI of ankle, coronal view, image 38.1, Tibia. 2, Fibula. 3, Talofibular ligament. 4, Peroneus longus tendon. 5, Calcaneus. 6, Abductor digiti minimi muscle. 7, Flexor digitorum brevis muscle. 8, Quadratus plantae muscle. 9, Abductor hallucis muscle. 10, Talus.

MRI of ankle, coronal view, image 39.1, Tibia. 2, Talus. 3, Fibula. 4, Calcaneus. 5, Plantar aponeurosis. 6, Quadratus plantae muscle. 7, Abductor hallucis muscle. 8, Flexor digitorum longus tendon. 9, Tibialis posterior tendon.

MRI of ankle, coronal view, image 40.1, Tibia. 2, Calcaneus. 3, Quadratus plantae muscle. 4, Abductor hallucis muscle. 5, Talus.

MRI of ankle, coronal view, image 16.1, Tibia. 2, Calcaneus. 3, Abductor hallucis muscle. 4, Quadratus plantae muscle. 5, Talus.

MRI of ankle, coronal view, image 17.1, Abductor hallucis muscle. 2, Quadratus plantae muscle. 3, Flexor digitorum longus tendon. 4, Peroneus brevis muscle. 5, Flexor hallucis longus muscle. 6, Calcaneus.

MRI of ankle, coronal view, image 18.1, Flexor hallucis longus muscle. 2, Peroneus brevis muscle. 3, Quadratus plantae muscle. 4, Calcaneus.

MRI of ankle, coronal view, image 19.1, Flexor hallucis longus muscle. 2, Calcaneus. 3, Quadratus plantae muscle.

MRI of ankle, coronal view, image 20.1, Soleus muscle. 2, Flexor hallucis longus muscle. 3, Calcaneus. 4, Quadratus plantae muscle.

MRI of ankle, coronal view, image 21.1, Soleus muscle. 2, Calcaneus. 3, Quadratus plantae muscle.

MRI of ankle, coronal view, image 22.1, Soleus muscle. 2, Calcaneus. 3, Quadratus plantae muscle.

MRI of ankle, coronal view, image 23.1, Soleus muscle. 2, Achiles tendon. 3, Calcaneus.

MRI of ankle, coronal view, image 24.1, Soleus muscle. 2, Achiles tendon. 3, Calcaneus.

MRI of ankle, coronal view, image 25.1, Achiles tendon. 2, Calcaneus.

MRI of ankle, sagittal view, image 1.1, Tibia (medial malleolus). 2, Navicular. 3, Tibialis anterior tendon. 4, Medial cuneiform. 5, 1st metatarsal. 6, Flexor hallucis brevis muscle. 7, Abductor hallucis muscle. 8, Tibialis posterior tendon.

MRI of ankle, sagittal view, image 2.1, Tibia. 2, Navicular. 3, Tibialis anterior tendon. 4, Medial cuneiform. 5, 1st metatarsal. 6, Flexor hallucis brevis muscle. 7, Abductor hallucis muscle

MRI of ankle, sagittal view, image 3.1, Tibia. 2, Talus. 3, Tibialis anterior tendon. 4, Navicular. 5, Medial cuneiform. 6, 1st metatarsal.

MRI of ankle, sagittal view, image 4.1, Tibia. 2, Talus. 3, Tibialis anterior tendon. 4, Navicular. 5, Medial cuneiform. 6, 1st metatarsal.

MRI of ankle, sagittal view, image 5.1, Tibia. 2, Talus. 3, Tibialis anterior tendon. 4, Navicular. 5, Medial cuneiform. 6, Flexor digitorum brevis muscle. 7, Flexor hallucis longus tendon & Flexor digitorum longus tendon.

MRI of ankle, sagittal view, image 6.1, Tibia. 2, Tibialis anterior tendon. 3, Navicular. 4, Flexor digitorum brevis muscle. 5, Calcaneus. 6, Talus.

MRI of ankle, sagittal view, image 7.1, Tibia. 2, Tibialis anterior tendon. 3, Talus. 4, Navicular. 5, Intermediate cuneiform. 6, 2nd metatarsal. 7, Flexor digitorum brevis muscle. 8, Plantar aponeurosis. 9, Quadratus plantae muscle . 10, Calcaneus. 11, Flexor hallucis longus tendon. 12, Flexor digitorum longus tendon.

MRI of ankle, sagittal view, image 8.1, Tibia. 2, Tendon & muscle Tibialis anterior / Extensor hallucis longus . 3, Talus. 4, Sinus Tarsi. 5, Navicular. 6, Intermediate cuneiform. 7, 2nd metatarsal. 8, Flexor digitorum brevis muscle. 9, Quadratus plantae muscle .. 10, Achilles tendon 11, Calcaneus.. 12, Flexor hallucis longus tendon.

MRI of ankle, sagittal view, image 9.1, Tibia. 2, Tendon & muscle Tibialis anterior / Extensor hallucis longus . 3, Talus. 4, Navicular. 5, Plantar aponeurosis. 6, Calcaneus. 7, Achilles tendon. 8, Flexor hallucis longus tendon & muscle. 9, Soleus muscle.

MRI of ankle, sagittal view, image 10.1, Tibia. 2, Tendon & muscle Tibialis anterior / Extensor hallucis longus . 3, Talus. 4, Navicular. 5, Cuneiform. 6, Abductor hallucis muscle. 7, Peroneus longus tendon. 8, Calcaneus. 9, Achilles tendon. 10, Flexor hallucis longus tendon & muscle. 11, Soleus muscle.

MRI of ankle, sagittal view, image 11.1, Tibia. 2, Tendon & muscle Tibialis anterior / Extensor hallucis longus . 3, Talus 4, Cuneiform. 5, Metatarsal. 6, Peroneus longus tendon. 7, Calcaneus. 8, Achilles tendon. 9, Flexor hallucis longus tendon & muscle. 10, Soleus muscle.

MRI of ankle, sagittal view, image 12.1, Tibia. 2, Talus. 3, Cuboid. 4, Cuneiform. 5, Metatarsal. 6, Abductor hallucis muscle. 7, Calcaneus. 8, Achilles tendon. 9, Flexor hallucis longus tendon & muscle.

MRI of ankle, sagittal view, image 13.1, Extensor digitorum longus muscle. 2, Tibia. 3, Cuboid. 4, 4th metatarsal. 5, Abductor digiti minimi muscle. 6, Calcaneus. 7, Talus.

MRI of ankle, sagittal view, image 14.1, Extensor digitorum longus muscle. 2, Tibia. 3, Cuboid. 4, Metatarsal. 5, Flexor digitorum brevis muscle. 6, Abductor digiti minimi muscle. 7, Calcaneus. 8, Fibula. 9, Peroneus longus muscle.

MRI of ankle, sagittal view, image 15.1, Extensor digitorum longus muscle. 2, Fibula. 3, Metatarsal. 4, Abductor digiti minimi muscle. 5, Peroneus longus muscle.

MRI of ankle, sagittal view, image 16.1, Extensor digitorum longus muscle. 2, Fibula. 3, Peroneus longus tendon. & Peroneus brevis tendon. 4, Metatarsal. 5, Abductor digiti minimi muscle. 6, Peroneus longus muscle.

1, Fibula. 2, Peroneus longus tendon. 3, 5th metatarsal. 4, Peroneus brevis muscle.