Scheda di esercizi di Valori di laboratorio ed elettroliti con soluzioni

Scheda di esercizi di Valori di laboratorio ed elettroliti gratuita e stampabile: 8 esercizi dal livello facile a quello d’esame, con le soluzioni. Stampala o salvala come PDF.

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Nome: ____________________   Data: ____________

1.Facile

Quando si preleva il livello valle (trough) di vancomicina?

  1. ADue ore dopo l'inizio dell'infusione
  2. BSubito prima della dose successiva, di solito entro 30 minuti da essa
  3. CSubito dopo la fine dell'infusione
  4. DIn qualsiasi momento comodo della giornata, indipendentemente da quando è prevista la dose
2.Facile

Using American Diabetes Association (ADA) criteria, which HbA1c range is classed as prediabetes?

  1. A8,0–9,0% (64–75 mmol/mol)
  2. B4,0–5,6% (20–38 mmol/mol)
  3. C5,7–6,4% (39–47 mmol/mol)
  4. D6,5–7,5% (48–58 mmol/mol)
3.Facile

The prostate-specific antigen (PSA) test is used mainly in relation to which organ?

  1. APituitary gland
  2. BProstate gland
  3. CPancreas
  4. DThyroid gland
4.Media

A patient with hyponatremia from SIADH starts tolvaptan. Why is the serum sodium checked frequently in the first day?

  1. AThe sodium can rise too quickly
  2. BThe drug lowers blood glucose sharply
  3. CThe sodium always falls further
  4. DThe drug causes severe hyperkalemia
5.Media

How should a blood sample for serum ammonia be handled?

  1. APlaced on ice and sent to the laboratory at once
  2. BLeft at room temperature for several hours first
  3. CShaken firmly to mix it before it is sent away
  4. DKept warm and sent with the next routine batch
6.Media

A 55-year-old has a positive fecal immunochemical test (FIT) during routine screening. What is the usual next step?

  1. AReferral for colonoscopy
  2. BRepeat the test in 10 years
  3. CStart an iron supplement only
  4. DNo action if there are no symptoms
7.Difficile

A patient with severe sepsis is oozing blood from IV sites. Platelets 40 × 10³/µL, fibrinogen low, D-dimer very high, PT and aPTT both prolonged. Which condition fits best?

  1. AImmune thrombocytopenic purpura (ITP)
  2. BHemophilia A (factor VIII deficiency)
  3. CHeparin-induced thrombocytopenia (HIT)
  4. DDisseminated intravascular coagulation (DIC)
8.Difficile

After lying on the floor for many hours, a patient has a CK of 40,000 U/L, a potassium of 6,1 mEq/L and dark urine. Which prescribed treatment is the priority?

  1. AAn oral potassium supplement with each meal
  2. BLarge-volume IV fluids with cardiac monitoring
  3. CHigh-dose NSAIDs for the muscle pain
  4. DFluid restriction to protect the heart from overload

Soluzioni

  1. 1. B · Subito prima della dose successiva, di solito entro 30 minuti da essa
  2. 2. C · 5,7–6,4% (39–47 mmol/mol)
  3. 3. B · Prostate gland
  4. 4. A · The sodium can rise too quickly
  5. 5. A · Placed on ice and sent to the laboratory at once
  6. 6. A · Referral for colonoscopy
  7. 7. D · Disseminated intravascular coagulation (DIC)
  8. 8. B · Large-volume IV fluids with cardiac monitoring

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