The management of complications in the cardiac catheterization laboratory systematically prepared for the prospective interventional cardiologist and already existing  heart teams .     patient care    Risk      stratification, patient preparation  Legally      compliant clarification and documentation  Aftercare      of the patient  Procedural complications    Puncture      site related  For      wire placement, catheter placement  PTCA      associated, stent associated  Drug      and mechanical thrombus management  Periprocedural complications    Hemodynamic      management, cardiogenic shock and use of support systems  Airway      Management  Conscious      sedation in the cath lab  Contrast      allergy and contrast induced nephropathy  CPR      in the cath lab  Error management    Teamwork  Error      culture.