Quadriceps Rupture (Subscribe)  

See:
- Rupture of the Quadriceps:
- Patellar Tendon Injury:
- Tibial Tubercle Frx:
- Discussion:
- extensor mechanism includes quadriceps, quadriceps tendon, medial & lateral ...

Several types of quadriceps injuries can occur, the most common being the quadriceps contusion, which is painful and disabling. The usual cause of the quadriceps contusion is a direct blow to the anterior thigh from an object or another person (eg, helmet, knee). Very rarely, this injury can be severe...

Ruptures of the quadriceps tendon occur relatively infrequently and usually occur in patients older than 40 years. A strong association exists with numerous systemic diseases and prior degenerative changes in the knee extensor mechanism. Ruptures most often occur unilaterally. Bilateral ruptures are highly correlated with systemic disease but have been...

Quadriceps tendon rupture typically occurs in patients over the age of forty. It is approximately three times more frequent than patellar tendon rupture in adults in this age group. Patients may be predisposed to ruptures due to calcific tendonitis, fatty degeneration, arthritis, infection, and gout.

- rupture of quadriceps tendons is most common in the 6th & 7th decades, and is probable associated w/ decreased vasculature;
- Male:female 8:1
- more common w/ cortisone injections, diabetes,...

Traumatic quadriceps rupture in a patient with patellectomy: a case report Chezhiyan Shanmugam and Nicola Maffulli
Journal of Medical Case Reports 2007, 1:146
We present a 42-year-old male who experienced a unilateral left quadriceps tendon rupture following assault by four people. Twenty-seven years before this injury, the patient had suffered ipsilateral...

Traumatic Rupture of the Ipsilateral Quadriceps and Patellar Tendons: A “Floating Patella” Song, Frederick S, MD; Brody, Robert M. BS; Clarke, Sylvan E, MD; Raphael, James R, MD University of Pennsylvania Orthopaedic Journal Volume 19 2009