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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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In syndrome X, patients have all of the following except-
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The correct answer is  Cardiac syndrome X (CSX) is typical anginalike chest pain with evidence of myocardial ischemia in the absence of flow-limiting stenosis on coronary angiography. Cannon et al termed this entity, characterized by a decrease in coronary flow reserve without epicardial aery stenosis, microvascular angina. Ref Harrison 20th edition pg 1435