A 62-year-old woman undergoing chemotherapy for breast cancer presents with a 3-day history of fever and chest pain. Cardiac catheterization reveals a markedly reduced ejection fraction with normal coronary blood flow. A myocardial biopsy is obtained, and a PCR test for coxsackievirus is positive. Histologic examination of this patient’s myocardium will most likely reveal an abundance of which of the followinginflammatory cells?
A 62-year-old woman undergoing chemotherapy for breast cancer presents with a 3-day history of fever and chest pain. Cardiac catheterization reveals a markedly reduced ejection fraction with normal coronary blood flow. A myocardial biopsy is obtained, and a PCR test for coxsackievirus is positive. Histologic examination of this patient’s myocardium will most likely reveal an abundance of which of the followinginflammatory cells?
💡 Explanation
A 62-year-old woman undergoing chemotherapy for breast cancer presents with a 3-day history of fever and chest pain. Cardiac catheterization reveals a markedly reduced ejection fraction with normal coronary blood flow. A myocardial biopsy is obtained, and a PCR test for coxsackievirus is positive. Histologic examination of this patient's myocardium will most likely reveal an abundance of which of the followinginflammatory cells?
✓ Correct Answer: B. Lymphocytes
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