Letter to the Editor
                                    The difficulties during transcatheter aortic valve implantation and appropriate precautions
                                    
                                    
                                                                                                                                    1Clinics of Cardiology, İstanbul Mehmet Akif Ersoy Thoracic Cardiovascular Surgery Education and Research Hospital, İstanbul-Turkey
2Cardiovascular Surgery, İstanbul Mehmet Akif Ersoy Thoracic Cardiovascular Surgery Education and Research Hospital, İstanbul-Turkey
                                                                                                                        
                                    
                                2Cardiovascular Surgery, İstanbul Mehmet Akif Ersoy Thoracic Cardiovascular Surgery Education and Research Hospital, İstanbul-Turkey