Correlation of metformin with intravenous iodinated contrast media and precautions.

To discuss metformin and iv-contrast induced acute renal failure with its reported cases worldwide, associated risk factors and precautions that can be taken to reduce this tragedy & to address this sensitive issue to my technologist family working in clinical situations. As these studies were observational studies and just report contrast induced nephrotoxicity in different countries by analyzing patients data. By Personal experience or by analyzing data available on PACS (Picture archiving and communication system) most commonly available in Hospitals now a days, that is why these studies did not use any scientific procedure.