Presentation
History of trauma (2 months before examination). Swelling and pain growing by time.
Patient Data
There is a tear of the vastus intermedius muscle centrally, predominately involving the anterior fibers at the myotendinous junction. There is also an assoicated hematoma, with edema collected behind rectus femoris muscle and througout the mid vastus intermedius, with minimal edema in the overlying rectus femoris muscle.
Normal signal intensity of the other muscles and femur.
Case Discussion
Partial tear of the anterior vastus intermedius muscle due to trauma, with hematoma in and around the tear. This is an example of a grade 2 tear.