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What is Quadriceps Tendonitis ?
Quadriceps tendonitis is inflammation in the quadriceps muscle and tendon that is caused by overuse or alignment problems in the knee structures.
Tendonitis in the lower extremity can affect the knee, hip, quadriceps or ankle.

Causes of quadriceps tendonitis
A majority of quadriceps tendonitis injuries are due to overuse from playing sports such as volleyball, running or soccer. Quick turns, starts, stops, jumping and running contribute to quadriceps tendonitis.

Other factors that contribute to quadriceps tendonitis

Excessive frequency, intensity of training

Inappropriate footwear

Poor flexibility

Misalignment of the foot, ankle or leg

Risk factors for quadriceps tendonitis
Risk factors for quadriceps tendonitis include:

Athletes, people who play volleyball, run or play soccer




Rheumatoid arthritis



Chronic renal failure

Symptoms of quadriceps tendonitis
The most common symptom of quadriceps tendonitis is pain at the bottom of the thigh, above the patella (knee cap). The pain will intensify as you move your knee.

Swelling around the quad tendon

Sensitivity to touch

Warmth or burning pain in the affected area

Stiffness in the knee in the early morning

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