Hamstring injury

Case contributed by Dr Maulik S Patel


An athlete presented with acute onset of the posterior thigh pain during the workout. The ultrasound was done within a few hours of the injury. The patient was able to walk normally without pain. However, running was painful.

Patient Data

Age: 35 years
Gender: Male

There is a hypoechoic area of edema around the conjoined tendon in the proximal thigh which correlates with the site of the pain pointed by the patient. The conjoined tendon is intact. There is no large fluid cleft in either of the biceps femoris long head muscle or in the semitendinosus muscle. The short head of the biceps femoris shows a normal echopattern. The distal tendons of both the biceps femoris and the semitendinosus are normal. The semimembranosus shows normal muscle along with intact proximal as well as distal tendons. The adductor magnus muscle close to the hamstrings shows a normal echopattern. The sciatic nerve is normal. There is no subcutaneous edema/ hematoma in the posterior thigh.

Case Discussion

An athlete developed a sharp pain in the posterior thigh during a workout. The ultrasound shows edema around the intact conjoined tendon in the proximal posterior thigh.

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