What is a quadriceps muscle strain?
The quadriceps are a group of large muscles in the front of the thigh. A person with a quadriceps muscle strain has stretched, or partially torn, the muscles in the front of the thigh. A quadriceps muscle strain is caused by an injury. Severe injuries may cause a complete tear, called a quadriceps rupture.

What are the symptoms of quadriceps muscle strain?
Symptoms of a quadriceps muscle strain include pain, swelling, and tenderness in the front of the thigh. Additional symptoms of quadriceps muscle strain may include leg weakness, difficulty walking, and leg stiffness.

How does the doctor treat quadriceps muscle strain?
Treatment for quadriceps muscle strain may include rest, cold compresses, elevation, a splint or cast, crutches or a walker, physical therapy, narcotic pain medications, or nonsteroidal anti-inflammatory medications for pain.