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Listening Quiz: Khắc Phục Nhiễu Từ Tan Huyết Trong Xét Nghiệm LDH – Advanced Level
Th11 28, 2025
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bởi
Anna Phạm
trong
Tiếng Anh Y Tế
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1.
What is the conversation mainly about?
How to perform an LDH test in the laboratory
Why doctors prefer pink plasma samples
How to treat patients with high LDH levels
How hemolysis affects an LDH sample and what to report
Explanation:
The conversation focuses on identifying hemolysis in the sample, its effect on LDH results, and the need to report the interference and recommend a new sample.
2.
How does Sarah say they can tell the sample is hemolyzed?
The report already says it is hemolyzed
The sample smells unusual
The plasma is pink
The LDH level is very low
Explanation:
Sarah says, ‘The plasma is pink, which shows red blood cell break.’
3.
What effect does hemolysis have on the LDH results?
It has no effect on the results
It makes the results unavailable
It makes the results falsely high
It makes the results falsely low
Explanation:
Sarah explains that hemolysis ’causes falsely high LDH levels.’
4.
What note should be written on the test report?
Sample contaminated, repeat after 24 hours
LDH test canceled because the machine failed
Sample hemolyzed, LDH results may be elevated
Sample is normal, LDH results are final
Explanation:
Sarah gives the exact note to write: ‘Sample hemolyzed, LDH results may be elevated.’
5.
Why does Sarah say a new sample without hemolysis is best?
Because the report should not be updated
Because the current LDH result is not reliable
Because the plasma is not pink enough
Because the current sample was collected too early
Explanation:
Sarah says the current result is ‘not reliable due to hemolysis,’ which is why a new sample is best.
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