44. The nurse reviews the following documentation in the med…

44. The nurse reviews the following documentation in the medical record of a client being evaluated in the clinic: Medical Record History of myocardial infarction and open-heart surgery Reports of chest pain that worsens when lying flat and improves when sitting up Echocardiogram: shows accumulation of fluid around the heart Assessment: inflammation of the outer lining of the heart Based on this information, which [diagnosis] and [treatment] should the nurse anticipate?