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Finding the causes of chest pain in people who already had a coronary stent

Studies a test combination to find why angina returns after a stent procedure.

Plain-language title generated from the registry record
Registry title: Advanced Invasive Diagnosis Strategy for Post-PCI Patients With Stable Coronary Syndromes Undergoing Coronary Angiography

Key facts

Where
Leganés, Madrid, and Valencia, SpainSee the 5 sites

Where in Spain

  • Hospital Universitario Severo OchoaLeganés, SpainTaking people
  • Acalá de HenaresMadrid, SpainTaking people
  • Hospital Clínico San CarlosMadrid, SpainTaking people
  • Hospital General Universitario Gregorio MarañónMadrid, SpainTaking people
  • Hospital Quironsalud ValenciaValencia, SpainTaking people

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  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?
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Trial details

Who runs it
Fundacion Investigacion Interhospitalaria Cardiovascular
Trial code
NCT07638137
Record updated
10 June 2026
Original description
AID Post-PCI Angina is as an observational, prospective, single-cohort, multicenter study designed to investigate the causes and origins of post-PCI angina by using the advance invasive diagnosis (AID) strategy combining with angiography derived physiology (ADP) in an all-comers population of patients with post-PCI angina referred for invasive coronary angiography. An all-comers population of patients with a history of previous percutaneous coronary intervention (PCI), who presented with angina or documented myocardial ischemia by non-invasive testing and are referred for invasive coronary angiography (ICA) will be enrolled. ICA will be performed with the application of the structure AID strategy to evaluate both obstructive and non-obstructive cause of myocardial ischemia. Then, angiography derived physiological assessment of epicardial coronary artery using functional coronary angiography in each vessel will be performed in both index procedure and the previous procedure in all patients. By combining information obtained from both procedures, the causes and origins of post-PCI angina will be made. Treatment will be decided by the operators according to the result. Patients will complete the Seattle Angina Questionnaire (SAQ) at baseline and at 1, 6, and 12 months after the procedure. The main hypothesis of this study states that, in patients with post-PCI angina referred to ICA, the application of the structured AID strategy combining with angiography derived physiology (ADP) will lead to a high diagnostic yield in identifying the origins of obstructive disease and causes of post-PCI angina.Read full original descriptionShow less

Advanced Invasive Diagnosis Strategy for Post-PCI Patients With Stable Coronary Syndromes Undergoing Coronary Angiography: the AID Post-PCI Angina Study

AID Post-PCI Angina is as an observational, prospective, single-cohort, multicenter study designed to investigate the causes and origins of post-PCI angina by using the advance invasive diagnosis (AID) strategy combining with angiography derived physiology (ADP) in an all-comers population of patients with post-PCI angina referred for invasive coronary angiography. An all-comers population of patients with a history of previous percutaneous coronary intervention (PCI), who presented with angina or documented myocardial ischemia by non-invasive testing and are referred for invasive coronary angiography (ICA) will be enrolled. ICA will be performed with the application of the structure AID strategy to evaluate both obstructive and non-obstructive cause of myocardial ischemia. Then, angiography derived physiological assessment of epicardial coronary artery using functional coronary angiography in each vessel will be performed in both index procedure and the previous procedure in all patients. By combining information obtained from both procedures, the causes and origins of post-PCI angina will be made. Treatment will be decided by the operators according to the result. Patients will complete the Seattle Angina Questionnaire (SAQ) at baseline and at 1, 6, and 12 months after the procedure. The main hypothesis of this study states that, in patients with post-PCI angina referred to ICA, the application of the structured AID strategy combining with angiography derived physiology (ADP) will lead to a high diagnostic yield in identifying the origins of obstructive disease and causes of post-PCI angina.

Inclusion: Patients with a history of previous percutaneous coronary intervention (PCI) with drug eluting stent (DES), bare metallic stent (BMS), or drug coated balloon (DCB) due to acute coronary syndrome or chronic coronary syndrome, who presented with angina or documented myocardial ischemia by non-invasive testing and are referred for invasive coronary angiography.

Exclusion: Concomitant severe valvular heart disease; Previous coronary artery bypass grafting (CABG); Acute myocardial infarction (ST-segment elevation myocardial infarction [STEMI] and non-ST-segment elevation myocardial infarction [NSTEMI]); Significant epicardial coronary artery disease unable to be treated by PCI; Severe left ventricle systolic dysfunction (left ventricular ejection fraction ≤30 %); Congestive heart failure with reduced ejection fraction; Age < 18 years old; Pregnancy; Severely decreased renal function (glomerular filtration rate < 30 mL/min/1.73 m2); Presence of any anatomic features precluding intracoronary instrumentation with pressure guidewires; Contraindications to the administration of adenosine or acetylcholine.

ClinicalTrials.gov NCT07638137