During the trophozoite stage of parasite growth there are many changes to both parasite and the red cell it is contained in. All species dorm malarial pigment (haemozoin) as they develop as it is essential to their safe development.
Explanation of correct answer (click "Expand")
'Short answer taken from section "Multi-line RDT Interpretation" (see the section for full details and links).
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:
