We present a rare case of small cell carcinoma presenting as a massive biatrial mass with obstructive physiology at a high risk of hemodynamic collapse. A 31 year-old male presented… Click to show full abstract
We present a rare case of small cell carcinoma presenting as a massive biatrial mass with obstructive physiology at a high risk of hemodynamic collapse. A 31 year-old male presented with 6 weeks of shortness of breath. He was found to have a 15 centimeter neoplasm occupying both atria, obliterating
               
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