Thanks for your query.Based on the facts that you have posted it appears that you have pain in loin and got investigated .
You had two renal cyst
on Rt side which are insignificant and to be left alone .
As regards non obstructing calculus in Right Upper pole it can be treated with Extra Corporeal Shock Wave Lithotripsy
As regards enhancing lesion in X upper pole of left kidney
,you have to consult qualified Urologist
for clinical evaluation and further investigations to find out the nature of the lesion.He will guide you regarding further treatment.