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Related Experiment Video

Updated: May 20, 2026

Myocardial Infarction and Functional Outcome Assessment in Pigs

Myocardial Infarction and Functional Outcome Assessment in Pigs

Published on: April 25, 2014

Paraganglioma causing a myocardial infarction.

Gerard Demers¹, Steve Portouw

¹Emergency Department, Naval Medical Center San Diego, 34800 Bob Wilson Drive, San Diego, CA 92134-5000, USA.

Journal of Emergencies, Trauma, and Shock

|July 13, 2012

Summary

Extra-adrenal pheochromocytomas (paragangliomas) can manifest as myocardial infarction without prior hypertension. This case highlights the importance of considering these neuroendocrine tumors in patients presenting with heart attack symptoms.

Keywords:

Hypertensive emergency myocardial infarction paragangliomas pheochromocytoma

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Semi-Minimal Invasive Method to Induce Myocardial Infarction in Rats and the Assessment of Cardiac Function by an Isolated Working Heart System

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Published on: June 11, 2020

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Last Updated: May 20, 2026

Myocardial Infarction and Functional Outcome Assessment in Pigs

Myocardial Infarction and Functional Outcome Assessment in Pigs

Published on: April 25, 2014

Semi-Minimal Invasive Method to Induce Myocardial Infarction in Rats and the Assessment of Cardiac Function by an Isolated Working Heart System

Semi-Minimal Invasive Method to Induce Myocardial Infarction in Rats and the Assessment of Cardiac Function by an Isolated Working Heart System

Published on: June 11, 2020

Area of Science:

Endocrinology
Cardiology
Oncology

Background:

Paragangliomas are rare neuroendocrine tumors, typically extra-adrenal pheochromocytomas.
They are classically associated with symptoms like hypertension, headache, palpitations, and anxiety.

Observation:

A 49-year-old male parachute instructor experienced a myocardial infarction, potentially during parachute deployment.
A para-aortic tumor was incidentally found during emergency department evaluation.

Findings:

The patient's myocardial infarction was the initial presentation of the neuroendocrine tumor.
Hypertensive emergency or elevated blood pressure was not present at the time of presentation.

Implications:

Myocardial infarction can be the first clinical manifestation of paraganglioma.
Diagnostic workups for myocardial infarction should consider rare neuroendocrine tumors, even without typical hypertensive symptoms.