Chronic leukemia Quiz: Ace Your Exams
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A 45-year-old man presents to the office because of a dragging sensation in the abdomen for the past 2 months. He also reports easy fatigability in this same time period. Past medical history is significant for an upper respiratory tract infection treated with antibiotics 6 months ago. The patient has smoked a pack of cigarettes daily for the past 27 years. Temperature is 37.0°C (98.6°F), pulse is 95/min, respirations are 20/min, and blood pressure is 135/85 mmHg. Physical examination shows splenomegaly. Laboratory results are as follows:
Peripheral blood smear is shown below:
Reproduced from: Wikimedia Commons
Which of the following is the most likely diagnosis in this patient?
| Laboratory value | Result |
| Complete blood count | |
| Hemoglobin | 10 g/dL |
| Platelets | 600,000/mm3 |
| Leukocytes | 60,100/mm3 |
| Neutrophils | 35% |
| Myelocytes | 32% |
| Metamyelocytes | 10% |
| Band forms | 1% |
| Blast cells | 1% |
| Basophils | 6% |
| Eosinophils | 6% |
| Lymphocytes | 9% |
Reproduced from: Wikimedia Commons
Which of the following is the most likely diagnosis in this patient?
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