Intravenous administration of iodinated radiographic contrast media has been known to have nephrotoxic side effects especially patients with renal disorders. Ideally. each patient should have serum creatinine measured before administering the contrast media. This is costly in termed of time and finance and is not practical in our situation here at Siriraj Hospital. https://countryscenesaddleryandpetsuppliers.shop/product-category/mens-western-boots/