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Updated: Apr 16, 2026

Interventional Diagnostic Procedure: A Practical Guide for the Assessment of Coronary Vascular Function
Published on: March 15, 2022
[Pregnancy and coronary artery dissection]
Efrén Martínez-Quintana1, Fayna Rodríguez-González2
1Servicio de Cardiología, Complejo Hospitalario Universitario Insular-Materno Infantil, Las Palmas de Gran Canaria, Las Palmas, España.
Insights
Pregnancy acute myocardial infarction is dangerous. This case shows a pregnant woman without risk factors experiencing a heart attack due to coronary dissection after a procedure.
Area of Science:
- Cardiology
- Obstetrics
- Maternal-Fetal Medicine
Background:
- Acute myocardial infarction (AMI) in pregnancy presents significant maternal and fetal mortality risks.
- Coronary atherosclerosis is a leading cause, linked to patient age and cardiovascular risk factors like smoking, hypertension, diabetes, preeclampsia, and family history.
- Other potential causes include thrombosis, coronary dissection, and coronary vasospasms.
Observation:
- A 33-week pregnant, first-time mother with no prior cardiovascular risk factors presented with an acute coronary event.
- The event occurred in the context of atherosclerotic disease and was complicated by coronary dissection following percutaneous coronary intervention.
Findings:
- The case highlights a rare occurrence of acute coronary syndrome in a young, healthy pregnant patient.
- Coronary dissection post-percutaneous coronary intervention was identified as the immediate cause in this specific instance.
Implications:
- This case underscores the importance of considering non-traditional causes of AMI in pregnant individuals, even without typical risk factors.
- It emphasizes the need for careful management and consideration of potential complications like coronary dissection during interventions in pregnant patients.
- Further research into the unique mechanisms and management strategies for cardiovascular events during pregnancy is warranted.
Abstract:
Acute myocardial infarction during pregnancy is associated with high maternal and fetal mortality. Coronary atherosclerosis is the most common cause due to an increase in the age of the patients and the association with cardiovascular risk factors such as smoking, hypertension, diabetes mellitus, preeclampsia, and the existence of family history of coronary disease. However, thrombosis, coronary dissection or coronary vasospasms are other causes that may justify it. We report the case of a 33 weeks pregnant first-time mother, without cardiovascular risk factors, who presented an acute coronary event in the context of atherosclerotic disease and coronary dissection after percutaneous coronary intervention.
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