Scheda di esercizi di Valori di laboratorio ed elettroliti con soluzioni

What does a creatinine clearance measured from a 24-hour urine collection estimate?

1. AThe amount of protein lost from the blood
2. BThe concentrating ability of the urine
3. CThe rate of red cell production
4. DThe glomerular filtration rate

On a liver panel, "direct bilirubin" refers to which form of bilirubin?

1. ABilirubin in the stool
2. BTotal urine urobilinogen
3. CConjugated bilirubin
4. DUnconjugated bilirubin

Quale esame del sangue è di solito il primo usato per lo screening della funzione tiroidea?

1. ACortisolo sierico
2. BEmoglobina glicata (HbA1c)
3. COrmone tireostimolante (TSH)
4. DCalcio sierico

How does normal pregnancy usually affect serum creatinine?

1. AIt rises, because GFR falls
2. BIt rises with every week
3. CIt stays exactly the same
4. DIt falls, because GFR rises

For most hospitalized adults with diabetes who are critically ill, which glucose target range is commonly recommended?

1. AAbout 250–300 mg/dL (13,9–16,7 mmol/L)
2. BAbout 300–350 mg/dL (16,7–19,4 mmol/L)
3. CAbout 60–80 mg/dL (3,3–4,4 mmol/L)
4. DAbout 140–180 mg/dL (7,8–10 mmol/L)

A patient takes low-dose methotrexate weekly for rheumatoid arthritis. Which laboratory tests are monitored regularly?

1. ASerum amylase, lipase and blood ketones
2. BSerum lithium, sodium and urine specific gravity
3. CComplete blood count, liver tests and kidney function
4. DTroponin, creatine kinase and myoglobin

Quale insieme di risultati è più tipico dell'anemia da carenza di ferro?

1. AEmoglobina bassa, globuli rossi grandi (MCV alto) e ferritina alta
2. BEmoglobina alta ed ematocrito alto
3. CEmoglobina bassa, globuli rossi piccoli (MCV basso) e ferritina bassa
4. DEmoglobina normale con sola conta piastrinica alta

A patient on lithium has had vomiting and diarrhea for 3 days and has been taking ibuprofen. They now have a coarse tremor and confusion. The lithium level is 2,2 mEq/L. What is the best interpretation and action?

1. ALithium toxicity; hold lithium and report urgently
2. BA low level; ask for the lithium dose to be raised
3. CIbuprofen side effects only; give it with food
4. DA normal level; continue lithium as prescribed