A 56-year-old woman comes to the physician for a one-week history of palpitations. She underwent a mitral valve replacement with a prosthetic valve for rheumatic heart disease three years ago. She is on warfarin. Conjunctivae are pale. Blood pressure is 130/palpable. Hematocrit is 28%. Cardiac examination shows loud systolic and diastolic murmurs. The findings on blood smear in this patient are most likely to be seen in which of the following unrelated conditions?
Abetalipoproteinemia
Glucose-6-phosphate dehydrogenase deficiency
Immune thrombocytopenic purpura
Leukemoid reaction
Thrombotic thrombocytopenic purpura