Case Report

Complete Heart Block and Cardiac Tamponade Secondary to Merkel Cell Carcinoma Cardiac Metastases

Abstract:This is a unique case of Merkel cell carcinoma, a rare neuroendocrine tumor, metastasizing to the heart and inducing a progression of cardiac complications such as new-onset atrial fibrillation, malignant pericardial effusion with tamponade physiology, first-degree heart block, and complete heart block. Metastases to the heart are relatively rare but…

Posted in: cardiac tamponade 7 heart block 4 Merkel cell carcinoma 2

Case Report

Complementary Role of Positron Emission Tomography in Merkel Cell Carcinoma

Merkel cell carcinoma is a rare type of neuroendocrine tumor of the skin with approximately 470 documented new cases annually in the United States. These tumors have high metastatic and recurrence rates, making them aggressive and difficult to treat. Diagnostic workup usually includes computed tomography, magnetic resonance imaging, and scintigraphy…

Posted in: magnetic resonance imaging 13 Merkel cell carcinoma 2
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