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RDT Quiz A Q4: Difference between revisions

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! colspan="1" | <span style="font-size:90%">Explanation of correct answer (click "Expand")
! colspan="1" | <span style="font-size:90%">Explanation of correct answer (click "Expand")
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|<span style="font-size:90%; color:maroon">When no band appears in the control area (black arrow) the test is ALWAYS invalid</span>: </br></br>
|<span style="font-size:90%; color:maroon">These are '''invalid tests''' No band appears in the control area (black arrow)</span>: </br></br>


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<span style="font-size:90%">Irrespective of whether any other bands are present, this is always an invalid test: '''do not interpret.''' Report as failed test</br>Action:</span>  
<span style="font-size:90%">Irrespective of whether any other bands are present, this is always an invalid test: '''do not interpret.''' Report as failed test</br>Action:</span>  
*<span style="font-size:90%">Repeat the test</br></span>
*<span style="font-size:90%">Repeat the test</br></span>
*<span style="font-size:90%">Consider the reasons for test failure</span>
*<span style="font-size:90%">Consider the reasons for [ [[Practical reasons for test failure|test failure]] ]</span>
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|colspan="1" style = "font-size:90%; color:black|<span style="color:black>[[RDT_Quiz_A_Q5|<span style="font-size:90%">Go to next question (5 of 5)]]</span>
|colspan="1" style = "font-size:90%; color:black|<span style="color:black>[[RDT_Quiz_A_Q5|<span style="font-size:90%">Go to next question (5 of 5)]]</span>

Revision as of 12:54, 24 November 2024

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RDT Quiz A Q4


Shown below is an RDT test. This uses a pan-malarial antibody (labelled Pan) and a P.falciparum species-specific antibody (labelled Sp). The test has been used to assess a patient and the positive bands are shown on the figure.

Which of the following interpretions can reasonably be made? (select one or more options)

1. Consistent with a single species P.falciparum infection
2. Consistent with a single species non-P.falciparum infection
3. Consistent with a dual species infection including P.falciparum
4. Consistent with a dual species infection not including P.falciparum
5. Suggests P.falciparum with HRP2 gene-deletion
6. An unreportable test


Explanation of correct answer (click "Expand")
These are invalid tests No band appears in the control area (black arrow):

Irrespective of whether any other bands are present, this is always an invalid test: do not interpret. Report as failed test
Action:



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