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Updated: Mar 20, 2026

Myocardial Infarction and Functional Outcome Assessment in Pigs
Published on: April 25, 2014
The Artery of Percheron Infarction after Coronary Angiography
Haitham Mazek1, Khaled Sherif1, Jose Suarez1
1Internal Medicine Department, Texas Tech University Health Sciences Center, Lubbock, TX 79430, USA.
Insights
Coronary angiography, a key procedure for coronary artery disease, can rarely cause artery of Percheron infarction. This case highlights a rare complication following the evaluation of chest pain in a patient with prior cardiac surgery.
Area of Science:
- Cardiology
- Neurology
- Interventional Cardiology
Background:
- Coronary angiography is the gold standard for diagnosing coronary artery disease (CAD).
- Despite its efficacy, invasive procedures carry inherent risks of complications.
- Complications, though rare, necessitate prompt recognition and management.
Purpose of the Study:
- To report a rare case of artery of Percheron infarction following coronary angiography.
- To discuss the risk factors, clinical presentation, and management of this specific complication.
- To increase awareness among clinicians regarding potential neurological sequelae of cardiac procedures.
Main Methods:
- A case report of a 69-year-old male patient presenting with chest pain.
- Diagnostic workup included treadmill stress testing and coronary angiography.
- Neurological assessment with urgent brain MRI to investigate altered consciousness post-procedure.
Main Results:
- Coronary angiography revealed a proximal complete occlusion of the right coronary artery (RCA) with a patent graft.
- Post-procedure, the patient experienced minimally responsiveness, indicative of neurological compromise.
- Brain MRI confirmed artery of Percheron infarction, a rare type of ischemic stroke.
Conclusions:
- Artery of Percheron infarction is a rare but serious complication that can occur after coronary angiography.
- Prompt neurological imaging is crucial for diagnosing such events.
- Understanding risk factors and clinical presentation aids in timely management and improved patient outcomes.
Abstract:
Coronary angiography is the golden choice for coronary artery disease evaluation and management. However, as with any invasive procedures, there is a risk of complications. We are reporting a case of 69-year-old male with past medical history of cardiac bypass surgery, CHF, hypertension, and hyperlipidemia who was admitted to the hospital to evaluate his chest pain. He had treadmill stress test that showed ischemic induced exercise. Patient underwent coronary angiography that showed proximal complete occlusion of the RCA with a patent graft. At the end of the procedure, the patient did not wake up and remained minimally responsive. An urgent brain MRI was ordered and showed infarctions consistent with an artery of Percheron infarction. Later, patient has improved slowly and was discharged home. We briefly here discuss this rare complication including the risk factor, clinical presentation, and the management.
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