RDT Quiz A Q4

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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 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") When no band appears in the control area (black arrow) the test is ALWAYS invalid: Irrespective of whether any other bands are present, this is always an invalid test: do not interpret. Report as failed test Action: Repeat the test Consider the reasons for test failure Go to next question (5 of 5)