Question

A 52-year-old woman comes to the emergency department because of a 2-week history of progressive shortness of breath and fatigue. Her pulse is 102/min, respirations are 22/min, and blood pressure is 100/80 mm Hg. Physical examination shows muffled breath sounds. Echocardiography shows a large pericardial effusion. Pericardiocentesis yields cloudy, serosanguineous fluid. Analysis of the fluid shows an increased protein concentration, numerous RBCs, and a small number of WBCs, indicative of malignancy. Metastasis from which of the following sites is the most likely cause of the findings in this patient? A) Bladder B) Breast C) Colon D) Ovaries E) Stomach

          A 52-year-old woman comes to the emergency department because of a 2-week history of progressive shortness of breath and fatigue. Her pulse is 102/min, respirations are 22/min, and blood pressure is 100/80 mm Hg. Physical examination shows muffled breath sounds. Echocardiography shows a large pericardial effusion. Pericardiocentesis yields cloudy, serosanguineous fluid. Analysis of the fluid shows an increased protein concentration, numerous RBCs, and a small number of WBCs, indicative of malignancy. Metastasis from which of the following sites is the most likely cause of the findings in this patient?

A) Bladder
B) Breast
C) Colon
D) Ovaries
E) Stomach

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