Complications of muscle injuries.

Muscle injuries can be classified into strain injuries and contusions. Depending on the type of injury, different complications may occur, which in turn can be divided into early, intermediate and delayed complications. A prompt diagnosis of complications allows early treatment and permits to avoid harmful sequelae. Imaging studies, ultrasonography in particular, allow (recognizing) the assessment of complications whenever clinically suspected. In this article the most frequent complications of muscle injuries are presented.