6. A 32-year-old man slipped on a patch of ice and fell. After he was helped up,

Question

6. A 32-year-old man slipped on a patch of ice and fell. After he was helped up, he was unable to bear weight on his left foot. When he noticed that his ankle had begun to swell, he elevated his ankle and applied ice. When his ankle continued to swell, he hailed a cab and went to the hospital. He suspected he had a "sprained ankle." An x-ray revealed a fracture of the lateral malleolus and the man was diagnosed with a severely sprained ankle with ligament tears. a. What excessive movement usually results in a sprained ankle? (1) b. Discuss the meaning of the term sprain. What defines a severe sprain? (2) c. Explain in terms of anatomy, how the fracture probably happened. (1) d. What is a structure that was likely torn or ruptured? (1) e. Do es the patient have what is usually referred to as a Pott's fracture? Why or why not? (2)

Explanation / Answer

A.A sprained ankle occurs following a sudden sideways or twisting movement of the foot. An ankle sprain can occur during athletic events or during everyday activities. All it takes is an awkward step or an uneven surface to cause an ankle sprain.A sprained ankle usually occurs when a person lands from jumping or running on to an uneven surface. For example, sprained ankles are often seen when basketball players come down from a jump and land on another player's foot. Ankle sprains also occur with more routine daily activities such as stepping off a curb or slipping on ice.

B.A sprain is the stretching or rupturing of a ligament. Reoccurring ankle sprains can lead to injuries that can last for along time and also can weaken one’s flexibility and motion of the ankle.The common mechanism of injury for a sprain in the ankle is inversion of the plantar flexed foot which will cause damage to the lateral ligament complex of the ankle. Mechanizsm of injury is the location of the injury.severity of strain is defined as the extent of swelling and number of tendons involved and pain .

C.The ankle joint is made up of 3 bones (tibia, fibula, and talus) .ankle joint is stabilized by several ligaments, which are fibers that hold these bones in place.Fractures can occur with simultaneous tears of the ligaments.symptoms of fracture.

Pain is the most griping .Frequent swelling .bruising of joint .it may appear blue or black.

D.Actually the end part of fibula was fractured.

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