Lembar kerja Nilai laboratorium & elektrolit dengan jawaban

Why is prealbumin (transthyretin) sometimes used to follow a patient's nutritional status instead of albumin?

1. AIt has a short half-life, so it changes within days
2. BIt has a long half-life, so it changes over months
3. CIt is not affected by inflammation or liver disease
4. DIt is measured in urine, so no blood test is needed

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

1. AHeat intolerance, tremor, weight loss and diarrhea
2. BTetany, muscle cramps, tingling and seizures
3. CJaundice, itching, pale stools and dark urine
4. DKidney stones, bone pain, abdominal pain and confusion

Berapa rentang terapeutik yang umum disebut untuk valproat (asam valproat) serum total pada epilepsi?

1. ASekitar 500–1000 mcg/mL (mg/L)
2. BSekitar 5–10 mcg/mL (mg/L)
3. CSekitar 0,6–1,2 mcg/mL (mg/L)
4. DSekitar 50–100 mcg/mL (mg/L)

A patient with recurrent gout starts allopurinol. Which laboratory result shows that the treatment is achieving its goal?

1. AA rising white cell count
2. BA falling serum potassium
3. CA rising serum calcium
4. DA falling serum uric acid

A patient has taken hydrochlorothiazide for several years. Which laboratory change is a recognized effect of this drug?

1. AA fall in blood glucose
2. BA fall in serum calcium
3. CA rise in serum potassium
4. DA rise in serum uric acid

Which IV fluid can be given through the same line as a red cell transfusion?

1. ALactated Ringer's (Hartmann's) solution
2. B5% dextrose in water
3. C0,9% sodium chloride
4. D0,45% sodium chloride

A patient's results: sodium 140 mEq/L, chloride 100 mEq/L, bicarbonate 12 mEq/L. What is the anion gap, and what does it suggest?

1. A12 mEq/L, a normal anion gap
2. B40 mEq/L, a high anion gap
3. C28 mEq/L, a high anion gap
4. D52 mEq/L, a very high anion gap

Seorang pasien dengan natrium 132 mEq/L dan glukosa darah 600 mg/dL (33,3 mmol/L) dirawat. Mengapa nilai natrium ditafsirkan dengan hati-hati?

1. AGlukosa tinggi menarik air ke dalam darah, mengencerkan natrium
2. BGlukosa tinggi menaikkan natrium terukur secara palsu, sehingga sebenarnya lebih rendah
3. CGlukosa tidak berpengaruh pada natrium yang terukur
4. DHasil natrium pasti kesalahan laboratorium