title: Invited commentary.
authors.affiliation: Unità Operativa di Cardiochirurgia, Università degli studi di Bologna, Policlinico S. Orsola-Malpighi, Via Massarenti, 9, 40138 Bologna, Italy. dpacini@hotmail.com
authors.forename: Davide
authors.initials: D
authors.lastname: Pacini
mesh_terms: D002315:Cardiopulmonary Bypass / Q000009:adverse effects*; D001026:Coronary Artery Bypass / Q000009:adverse effects*; D047549:Coronary Artery Bypass, Off-Pump / Q000009:adverse effects*; D006439:Hemodynamics; D006801:Humans; D018746:Systemic Inflammatory Response Syndrome / Q000209:etiology*; D014655:Vascular Resistance / Q000502:physiology