1.やさしい
A raised lymphocyte count is most typical of:
- AViral infections
- BAllergic asthma
- CIron deficiency
- DBacterial abscesses
2.やさしい
ナトリウムとカリウムについて、1 mEq/L と 1 mmol/L の関係はどれですか?
- A各イオンが 1 価なので、等しい
- Bこれらのイオンでは、1 mEq/L は 2 mmol/L に等しい
- Cこれらのイオンでは、1 mEq/L は 0.5 mmol/L に等しい
- D測っているものが異なるため、比較できない
3.やさしい
A patient on warfarin asks what an INR of 2.0 means. Which explanation is best?
- AYou have twice the normal number of platelets
- BYour warfarin dose is twice what it should be
- CYour blood clots about twice as fast as is normal
- DYour blood takes about twice as long as normal to clot
4.ふつう
In the US, when is a pregnant woman without known risk factors usually screened for gestational diabetes?
- AAt about 6–8 weeks of pregnancy
- BOnly after the baby is born
- CAt about 24–28 weeks of pregnancy
- DAt about 38–40 weeks of pregnancy
5.ふつう
A patient with a low clinical probability of deep vein thrombosis has a normal (negative) D-dimer. What is the best interpretation?
- AThe test is useless and should always be ignored
- BA DVT is confirmed and anticoagulation is needed
- CA pulmonary embolism is now certain to be present
- DA DVT is unlikely and can usually be ruled out
6.ふつう
How should a blood sample for serum ammonia be handled?
- AKept warm and sent with the next routine batch
- BLeft at room temperature for several hours first
- CPlaced on ice and sent to the laboratory at once
- DShaken firmly to mix it before it is sent away
7.むずかしい
A middle-aged man has fatigue, joint pain, a raised ALT and new diabetes. His ferritin is very high and his transferrin saturation is above 60%. Which condition is most likely?
- AAnemia of chronic disease
- BHereditary hemochromatosis
- CAcute viral hepatitis A
- DIron-deficiency anemia
8.むずかしい
慢性の低ナトリウム血症(ナトリウム 118 mEq/L)の患者が治療を受けています。ナトリウムをゆっくり上げなければならないのはなぜですか?
- A重篤な脳障害である浸透圧性脱髄を起こすことがあるため
- B急速な補正は低カリウム血症を起こし、それが唯一のリスクであるため
- C急速な補正により、ナトリウムが再び大きく低下するため
- Dゆっくりした補正は、入院費用を減らすためだけに必要であるため
解答
- 1. A · Viral infections
- 2. A · 各イオンが 1 価なので、等しい
- 3. D · Your blood takes about twice as long as normal to clot
- 4. C · At about 24–28 weeks of pregnancy
- 5. D · A DVT is unlikely and can usually be ruled out
- 6. C · Placed on ice and sent to the laboratory at once
- 7. B · Hereditary hemochromatosis
- 8. A · 重篤な脳障害である浸透圧性脱髄を起こすことがあるため
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