Kidney Damage In Patients With Severe Fall In eGFR

Inclusion Criteria: * Provides written Informed Consent * Is at least 18 years of age; * Is scheduled for or likely to undergo percutaneous coronary intervention; * Has documented estimated glomerular filtration rate \[eGFR\] \< 30 mL/min/1.73 m2 calculated with the MDRD formula within 72 hours prior the enrolment. Exclusion Criteria: * Is a pregnant or lactating female * Has a history of severe congestive heart failure * Has a history of hyperthyroidism * Has unstable renal function * Has a history of hypersensitivity to iodinated contrast agents