Japanese Coronary Intervention Using Drug Eluting and Perfusion Therapy for Left Main Disease (JDEPTH-LM Registry)

Prior treatment

• Patient with a history of ST-elevation myocardial infarction within the previous 1 week
• Patient considered unsuitable for anti-thrombotic therapy after PCI

Other illness

• Patient with a history of coronary artery bypass grafting
• Patient with malignant tumors or other conditions with a life expectancy of less than one year

Other

• Inability to provide written informed consent
• Patient in a state of cardiogenic shock
• Patient considered suitable for stent placement in the ostial LCx from a medical perspective
• Other patient whom the investigator deems unsuitable for the safe conduct of LM-PCI, including W-KBT

• Age ≥ 18 years
• Patient with stable coronary artery disease, non-ST-elevation myocardial infarction, or unstable angina
• Left main disease confirmed by coronary angiography or coronary CT angiography
• Clinical and anatomical eligibility for PCI as agreed by the local Heart Team
• Patient with consent prior to undergoing PCI
• Left main Medina classification (1,1,1), (1,0,1), (0,1,1), (0,0,1) confirmed by coronary angiography
• De novo target lesion in LMT-LAD amenable for crossover stenting with provisional side-branch approach as determined by PCI operator
• De novo ostial LCx lesions
• Lesion indicated in No. 8 with a length of less than 10 mm or a stenosis of less than 70% confirmed by coronary angiography