The competent perforator is suggestive that there are no varicose veins.
Knee effusion is due to irritation of the knee secondary to injury or your lifestyle where you are using the painful knee for doing all activities that are irritable to the knee.
Next Steps
ice, analgesics, rest to the irritated knee by sitting at a height such that you have no difficulty in getting up, walking more frequently
Health Tips
we can do a teleconsultation if you want