Myeloproliferative disorders Quiz: Ace Your Exams
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A 58-year-old female comes to her outpatient provider’s office for symptoms of fatigue, headaches, and pruritus that is worse with showering. The symptoms began three months ago. The patient consumes half-a-pack of cigarettes per day, has a 30-pack-year smoking history, and drinks 3-4 beers per week. Her temperature is 37.0°C (98.6°F), blood pressure is 120/73 mmHg, pulse is 71/min, and respiratory rate is 14/min. On physical exam, the patient is observed to have a reddish face. Cardiac and pulmonary exams are non-contributory. Abdominal examination reveals an enlarged spleen. Laboratory testing is ordered and the results are as follows:
Which of the following additional sets of findings would be expected in this patient?
| Laboratory value | Result | Reference Range |
| Hemoglobin | 19.0 g/dL | 12-16 g/dL |
| Hematocrit | 57% | 36-46% |
| Erythrocytes | 7.2 million/mm3 | 3.5-5.5 million/mm3 |
| Leukocytes | 12,900/mm3 | 4,500-11,000/mm3 |
| Platelets | 440,000/mm3 | 150,000-400,000/mm3 |
Which of the following additional sets of findings would be expected in this patient?
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