Multiple myeloma Quiz: Ace Your Exams
Get ready to dominate your medical and nursing exams by using our dynamic quizzes to elevate your knowledge and increase your confidence. Whether you're gearing up for the USMLE®, COMLEX®, or your next in-class assessment, Osmosis quizzes tackle key topics in pathology, diagnostics, and treatment approaches. By honing in on clinical readiness and decision-making, we make sure the knowledge you gain empowers you both in the classroom and in real-world practice. Jump in and supercharge your exam prep!
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A 68-year-old woman presents to her primary care physician for four months of persistent lower back pain. She reports that the pain is not related to any specific activity, and it does not improve with over-the-counter pain relievers. The pain wakes her up at night. She also has had increasing fatigue and unintentional weight loss. Past medical history is significant for hypertension controlled with hydrochlorothiazide. Temperature is 36.9°C (98.4°F), blood pressure is 142/85 mmHg, pulse is 78/min, respiratory rate is 15/min, and oxygen saturation is 96% on room air. Physical examination reveals pallor. Palpation of her spine elicits tenderness over the lumbar vertebrae without deformity. Laboratory evaluation is shown below. Which of the following tests will establish the most likely underlying diagnosis?
| Laboratory test | Result |
| Hemoglobin | 10.2 g/dL |
| White Blood Cell Count | 7,900/mm3 |
| Platelet Count | 350,000/mm3 |
| Sodium | 138 mEq/L |
| Potassium | 4.2 mEq/L |
| Chloride | 100 mEq/L |
| Calcium | 12 mg/dL |
| Creatinine | 2.0 mg/dL |
| Serum total protein | 8 g/dL |
| Serum albumin | 3.1 g/dL |
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