Revalida (Brazil Medical Diploma Revalidation Exam) · Clinical Medicine and Surgery

Endocrinology and Nephrology

13 practice questions, each with the answer and an explanation.

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All 13 questions

  1. A 70-year-old man weighing 72 kg has a serum creatinine of 2.0 mg/dL. By the Cockcroft-Gault formula, what is the creatinine clearance?
  2. A cirrhotic patient with ascites develops fever and abdominal pain. A paracentesis shows 400 neutrophils/mm³. What is the diagnosis?
  3. A patient has sodium 140, chloride 106 and bicarbonate 14 mEq/L. What is the anion gap?
  4. What is the standard treatment for primary hypothyroidism?
  5. Which fasting plasma glucose value confirms the diagnosis of diabetes mellitus on repeated testing?
  6. What is the usual first-line drug for a patient with newly diagnosed type 2 diabetes and normal kidney function?
  7. Which laboratory pattern indicates primary hypothyroidism?
  8. What is the first step in treating diabetic ketoacidosis?
  9. A patient has sodium 136, chloride 100 and bicarbonate 8 mEq/L. What is the anion gap?
  10. A patient has a total serum calcium of 8.4 mg/dL and an albumin of 3.0 g/dL. What is the corrected calcium? (Corrected Ca = Ca + 0.8 x (4 - albumin))
  11. A 50-year-old man weighing 72 kg has a serum creatinine of 1.0 mg/dL. By the Cockcroft-Gault formula, what is the creatinine clearance?
  12. A 40-year-old man weighing 72 kg has a serum creatinine of 2.0 mg/dL. By the Cockcroft-Gault formula, what is the creatinine clearance?
  13. A patient has a total serum calcium of 8.0 mg/dL and an albumin of 3.0 g/dL. What is the corrected calcium? (Corrected Ca = Ca + 0.8 x (4 - albumin))

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