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Updated: Sep 13, 2025

Utilizing Percutaneous Ventricular Assist Devices in Acute Myocardial Infarction Complicated by Cardiogenic Shock
Published on: June 12, 2021
Post-infarct effusive-constrictive pericarditis with a percutaneous left ventricular assist device: a case report
Jonah Kan1, Louise Asleson1, Karla Inestroza2
1Department of Internal Medicine, Mayo Clinic, 200 1st Street SW, Rochester, MN 55905, USA.
Effusive-constrictive pericarditis (ECP) can complicate treatment for heart attack patients requiring mechanical support. Early recognition and management are key for recovery.
Area of Science:
- Cardiology
- Intensive Care Medicine
- Cardiovascular Surgery
Background:
- Effusive-constrictive pericarditis (ECP) is a rare condition characterized by pericardial effusion and constriction.
- ECP can lead to hemodynamic instability due to compression of cardiac chambers.
Observation:
- A patient with acute myocardial infarction and cardiogenic shock developed ECP while supported by a percutaneous left ventricular assist device (PVAD).
- The patient experienced hemodynamic instability, pulsus paradoxus, and PVAD suction alarms, initially responsive to pericardiocentesis but later developing constrictive physiology.
Findings:
- ECP presents with combined features of cardiac tamponade and constrictive pericarditis.
- PVAD suction alarms in this case were likely due to ECP-induced reduction in left ventricular preload.
Implications:
- ECP should be considered in patients with persistent hemodynamic compromise after pericardiocentesis.
- Prompt diagnosis and anti-inflammatory treatment of ECP can improve outcomes in critically ill patients.
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