Pes Anserinus Tendinitis
Pes Anserinus Tendinitis is an inflammation of the tendons at the inner knee where the sartorius, gracilis, and semitendinosus muscles insert, leading to pain and tenderness in the medial knee.

Symptoms
- Pain on the inner side of the knee
- Swelling or tenderness below the kneecap
- Discomfort while climbing stairs or rising from a chair
- Stiffness in the morning
- Pain aggravated by activity
Causes & Risk Factors
- Overuse from repetitive knee flexion
- Obesity
- Improper training techniques
- Tight hamstring or quadriceps muscles
- Flat feet or valgus alignment
Diagnosis
- Physical examination and palpation
- Pain reproduced on resisted knee flexion
- Diagnostic ultrasound or MRI if needed
Effective Treatment Options
- Activity modification
- Ice therapy
- Anti-inflammatory medications
- Stretching and strengthening exercises
- Manual therapy and taping
Frequently Asked Questions
Is Pes Anserinus Tendinitis common in runners?
Yes, it's especially common in runners, overweight individuals, and those with poor knee biomechanics.
Can stretching help Pes Anserinus pain?
Yes, gentle hamstring and inner thigh stretches often relieve tension and reduce symptoms.