Scheda di esercizi di Valori di laboratorio ed elettroliti con soluzioni

What does a raised D-dimer level show?

1. AFibrin clots are being formed and broken down in the body
2. BThe patient is taking too much warfarin
3. CThe platelet count is too low to stop bleeding
4. DThe liver is no longer able to make clotting factors

A urine albumin-to-creatinine ratio (ACR) of at least which value is usually called moderately increased albuminuria?

1. A30 mg/g (3 mg/mmol)
2. B3,000 mg/g (300 mg/mmol)
3. C3 mg/g (0,3 mg/mmol)
4. D300 mg/dL (3 mg/mL)

Vitamin B₁₂ deficiency typically causes which type of anemia?

1. AAplastic anemia, with an empty bone marrow
2. BMicrocytic anemia, with small red cells
3. CMacrocytic anemia, with large red cells
4. DHemolytic anemia, with destroyed red cells

A patient has a hot, swollen big toe. The serum uric acid is normal. Which statement is correct?

1. AGout can only be diagnosed with a CT scan of the foot
2. BGout is certain, as a normal urate proves the diagnosis
3. CGout is ruled out, as uric acid is always high in an attack
4. DGout is still possible, as urate can be normal in an attack

A patient with HIV on antiretroviral therapy has an undetectable viral load. What does this mean?

1. AThe CD4 count must now be dangerously low too
2. BThe virus has been completely cured and removed
3. CThe treatment is suppressing the virus very well
4. DThe treatment can now be stopped without any risk

A nurse has a needlestick injury from a patient with unknown HIV status. Which test is usually done for the nurse as soon as possible?

1. AA serum lipase test
2. BA thyroid panel test
3. CA baseline HIV test
4. DA sweat chloride test

Dopo la chemioterapia per un linfoma a crescita rapida, quale quadro di risultati suggerisce la sindrome da lisi tumorale?

1. ASolo sodio alto e glicemia bassa
2. BElettroliti normali con emoglobina alta
3. CPotassio alto, fosfato alto, acido urico alto e calcio basso
4. DPotassio basso, fosfato basso, acido urico basso e calcio elevato

A patient on long-term amiodarone has fatigue and weight gain. TSH is 11 mIU/L and the free T₄ is low. What is the most likely explanation?

1. AAmiodarone-induced hypothyroidism
2. BAmiodarone-induced hyperthyroidism
3. CA normal response to amiodarone needing no action
4. DSecondary hypothyroidism from pituitary failure