Diseases and Conditions
Patellofemoral pain syndrome
Symptoms
Patellofemoral pain syndrome usually causes a dull, aching pain in the front of your knee. This pain can be aggravated when you:
- Walk up or down stairs
- Kneel or squat
- Sit with a bent knee for long periods of time
When to see your doctor
If the knee pain doesn't improve within a few days, consult your doctor.