Thanks for being with us.
Normal adult kidney size is around 9-12cm in length,6cm breadth and 4cm thick.
Hence your kidney is of normal size .
You need not to worry abou your kidney size.
Echngenic focus in left kidney at midcalyx could be due to renal calculus.
Rest of the findings are normal.
Get an renal function test and urine test done.Drink more quantity of water if not contraindicated.
Consult with the nephrologist
if you have symptoms like oliguria
and abnormal renal function test.
Hope this could help you out.
Wish you good health.