정답이 있는 검사 수치와 전해질 학습지

What is a "critical value" (panic value) in laboratory reporting?

1. AA result so abnormal that it may threaten life and needs prompt action
2. BA result that is normal but differs from the patient's last value
3. CAny result that is slightly outside the laboratory reference range
4. DA result that the laboratory could not measure because of a bad sample

저칼륨혈증에 전형적인 심전도 변화는 무엇인가요?

1. A높고 뾰족한 T파와 넓은 QRS
2. B이웃한 두 개 이상의 유도에서 ST 상승
3. C델타파와 짧은 PR 간격
4. D편평한 T파와 뚜렷한 U파

검사실이 자체 기준 범위로 결과를 높음으로 표시했지만 교재의 범위 안에 들어 있습니다. 이 환자에게는 어느 범위를 사용해야 하나요?

1. A자신이 수련받은 병원에서 사용한 범위
2. B어떤 자료에서든 찾을 수 있는 가장 넓은 범위
3. C교재는 국가 표준이므로 교재의 범위
4. D검사를 시행한 검사실의 기준 범위

A patient with chronic kidney disease has a magnesium of 3.8 mEq/L (1.9 mmol/L). Which product is the most likely cause?

1. AProton pump inhibitors taken long term
2. BMagnesium-containing laxatives or antacids
3. CExcess alcohol use over many years
4. DLoop diuretics such as furosemide

On the first day after major surgery, a patient's white cell count is 12.5 × 10³/µL, with no fever or wound signs. What is the best interpretation?

1. AA sign of leukemia that needs bone marrow testing
2. BA common stress response to surgery that is monitored
3. CDefinite wound infection that needs antibiotics now
4. DA laboratory error, since surgery lowers white cells

An older adult with chronic kidney disease starts trimethoprim-sulfamethoxazole for a urinary tract infection. Which electrolyte should be monitored closely?

1. ASodium, because the drug causes heavy sodium retention
2. BChloride, because the drug causes chloride loss
3. CPotassium, because trimethoprim can raise it
4. DCalcium, because the drug binds calcium in the gut

A patient with jaundice and nausea has a positive IgM antibody to hepatitis A virus (IgM anti-HAV). What does this show?

1. AImmunity from hepatitis A vaccine long ago
2. BA current or recent hepatitis A infection
3. CChronic hepatitis A lasting many years
4. DPast hepatitis B infection that has cleared

A patient has fatigue, weight gain and constipation. Results: TSH 24 mIU/L, free T₄ low, total cholesterol 285 mg/dL (7.4 mmol/L), sodium 131 mEq/L. What is the best interpretation?

1. ASecondary hypothyroidism from failure of the pituitary gland
2. BFamilial hypercholesterolemia, unrelated to the thyroid results
3. CPrimary hypothyroidism, which can raise lipids and lower sodium
4. DHyperthyroidism, with suppressed thyroid hormone production