Catecholamine-Induced Cardiomyopathy Secondary to Pheochromocytoma Rescued With Percutaneous Left Ventricular Assist Device: Novel Application of the Impella CP in a Pediatric Patient.

Autor: Zumwalt, Christopher M., Roybal, Jessica, Crittendon III, Ivory, Lucas, Victor S., Wells, Dennis A.
Předmět:
Zdroj: Ochsner Journal; Sep2024, Vol. 24 Issue 3, p229-232, 4p
Abstrakt: Background: Catecholamine-induced cardiomyopathy is an uncommon complication of pheochromocytoma. Pheochromocytoma is a rare tumor that predominantly occurs in adults, making catecholamine-induced cardiomyopathy secondary to pheochromocytoma in children an exceedingly rare presentation. Treatment typically consists of medical management followed by surgical resection. Mechanical support, typically salvage therapy with extracorporeal membrane oxygenation, has been used in adult patients with cardiogenic shock and after cardiac arrest, but to our knowledge, the use of mechanical support has not been described in pediatric patients. Case Report: A 16-year-old female presented with cardiogenic shock resulting from catecholamine-induced cardiomyopathy secondary to pheochromocytoma. She was treated with a percutaneous left ventricular assist device to allow myocardial recovery while medical therapy was optimized. Given the early initiation, the patient's myocardial recovery was prompt, and only 3 days of device support were required. She was discharged in good condition and subsequently underwent uncomplicated laparoscopic resection of the tumor a few weeks later. Conclusion: In pediatric patients with catecholamine-induced cardiomyopathy secondary to pheochromocytoma, aggressive measures of support--including mechanical support and infrequently used options such as percutaneous left ventricular assist devices--should be considered early in treatment to maintain adequate cardiac output, avoid cardiac arrest, and allow for prompt myocardial recovery. [ABSTRACT FROM AUTHOR]
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