system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 60-year-old man comes to the physician because of persistent fatigue over the past ten months. His previous annual health maintenance examination showed no abnormalities. He appears pale. Physical examination shows numerous petechial lesions over the abdomen and marked splenomegaly. His serum hemoglobin concentration is 9.4 g/dL, leukocyte count is 4,100/mm3, and thrombocyte count is 110,000/mm3. A peripheral blood smear shows large white blood cells with centrally placed nuclei and multiple fine, radial cytoplasmic projections that stain positively for tartrate-resistant acid phosphatase (TRAP). Which of the following is the most likely characteristic of the medication used as first-line treatment for this patient's condition?
assistant
Resistant to breakdown by adenosine deaminase