Topics of the lesson: Topographic anatomy of the anteromedial and posterior areas of the ankle joint. Access to the main neurovascular bundles of the areas. Puncture of the ankle joint.
7.1. In Fig. 7.1, mark with color and indicate the borders of the ankle joint region.
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Fig. 7.1. Ankle joint region Upper_
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7.2. In Fig. 7.2, mark the projection line of the dorsal pedis artery and deep peroneal nerve.
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Fig. 7.2. Front view of the foot
7.3. Indicate the anteroposter structures located in the medial malleolar canal and indicate them with numbers using Fig. 7.3.
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Fig. 7.3. The medial retromalleolar region
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7.4. Explain the situation in this clinical case.
Atherosclerosis led to occlusion of the popliteal artery above the origin of the upper articular branches. Explain how the blood supply of leg and foot can be maintained. Use Fig. 7.4. Specify the arteries indicated with numbers.
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Fig. 7.4. Back view of the leg
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7.5. In Fig. 7.5, specify the projection line of the posterior tibial artery. In what position of the foot will it be better to palpate this artery and in the case of which complaints of the patient?
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Fig. 7.5. The medial retromalleolar region
7.6. Specify the nerves innervating the dorsum of foot according to the numbers in Fig. 7.6.
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Fig. 7.6. The skin innervation of the dorsum of foot
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7.7. Explain the situation happened in this clinical case.
The patient came to the surgeon with the complaints of sensitivity disorders along the external surface of the lower third part of leg and the dorsal side of the foot. On the border between the middle and lower third parts of the leg external surface there is a rough scar of the former injury. The scar is located horizontally, the length of scar is 5 cm. Can the patient?s complaints be connected with the former wound? What structure could be injured, in what layer is it located?