Scheda di esercizi di Valori di laboratorio ed elettroliti con soluzioni

What is the typical range of urine pH?

1. AAbout 7,35–7,45
2. BAbout 4,5–8,0
3. CAbout 9,0–11,0
4. DAbout 1,0–2,0

Which group of symptoms is linked to hypercalcemia ("stones, bones, groans and moans")?

1. AJaundice, itching, pale stools and dark urine
2. BKidney stones, bone pain, abdominal pain and confusion
3. CHeat intolerance, tremor, weight loss and diarrhea
4. DTetany, muscle cramps, tingling and seizures

In a person with HIV infection, a CD4 count below which level defines AIDS?

1. A1,000 cells/µL
2. B50 cells/µL
3. C200 cells/µL
4. D500 cells/µL

A patient's levothyroxine dose was changed today. When is the TSH usually rechecked?

1. AAfter about 24 hours
2. BAfter about 6–8 weeks
3. CAfter about 1 year
4. DAfter about 3 days

A patient with iron-deficiency anemia started oral iron. Which result is usually the earliest sign that treatment is working?

1. AA fall in the mean cell volume (MCV)
2. BA rise in the platelet count
3. CA fall in the white cell count
4. DA rise in the reticulocyte count

A patient takes high-dose furosemide. Besides potassium, which electrolyte is most commonly lowered?

1. AUric acid
2. BSodium bicarbonate
3. CPhosphate
4. DMagnesium

Two weeks after a sore throat, a child develops dark (cola-colored) urine, puffy eyes and high blood pressure. Urinalysis shows red cell casts and protein. Which condition is most likely?

1. APrerenal acute kidney injury
2. BPost-streptococcal glomerulonephritis
3. CLower urinary tract infection (cystitis)
4. DKidney stone in the ureter

A patient with kidney stones and fatigue has a calcium of 11,6 mg/dL (2,9 mmol/L), a high parathyroid hormone (PTH) and a low phosphate. Which condition is most likely?

1. AHypoparathyroidism
2. BVitamin D deficiency
3. CCancer-related hypercalcemia
4. DPrimary hyperparathyroidism