it is correctable please consult personally for more help.

Varicose veins and burning sensation are different entity.complications of Varicose veins are pain in long standing.itching ,non healing wound or leg swelling.burning sensations and sharp pain could be because of neural problem.sometimes sharp pain could be because of deep vein thrombosis. Check your blood sugar ,serum vitamin b12 .with xrays of ls spine and doppler study of both lower limbs.

This is becuase of venous insufficiency. Please check your Blood sugar and get a Venous Doppler examination done. Consult a Vascular surgeon. Don’t ignore as it sign of peripheral neuritis due lack of blood flow to nerve

Can you send ur venous doppler report.

Consult vascular surgeon