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Malaria

Malaria. Quiz M. Lontie, MCH, Leuven, 2006. Plasmodium. Thick films. Thick film made with EDTA blood: no parasites, many thrombocytes. Plasmodium falciparum : thick film with numerous rings. Plasmodium falciparum : two crescentic gametocytes in a thick film.

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Malaria

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  1. Malaria Quiz M. Lontie, MCH, Leuven, 2006

  2. Plasmodium

  3. Thick films

  4. Thick film made with EDTA blood: no parasites, many thrombocytes.

  5. Plasmodium falciparum: thick film with numerous rings.

  6. Plasmodium falciparum: two crescentic gametocytes in a thick film.

  7. Plasmodiumvivax: ring with Schüffner’s stippling (thick film).

  8. Plasmodiumovale: ring with Schüffner’s stippling (thick film).

  9. Plasmodiumovale: young schizont with Schüffner’s stippling (thick film).

  10. Thin films

  11. Plasmodium falciparum: numerous rings (thin film).

  12. Plasmodium falciparum: numerous rings (thin film). The rings are small: 1/3 or less of the rbc

  13. Plasmodium falciparum: numerous rings (thin film). The rings are small: 1/3 or less of the rbc Two rings in one RBC

  14. Plasmodium falciparum: three rings and one gametocyte (thin film).

  15. Plasmodium vivax: ameboid trophozoite, gametocyte and Schüffner’s dots (thin film).

  16. Plasmodium vivax: ameboid trophozoite, gametocyte and Schüffner’s dots (thin film). Ameboid trophozoite, enlarged RBC , Schüffner’s dots

  17. Plasmodium vivax: ameboid trophozoite, gametocyte and Schüffner’s dots (thin film). Ameboid trophozoite, enlarged RBC , Schüffner’s dots Gametocyte

  18. Plasmodium vivax: schizont with many merozoites (thin film). More than 20 merozoites

  19. Plasmodium ovale: enlarged oval red cell with one ring (thin film).

  20. Plasmodium ovale: trophozoite in a fimbriated red blood cell (thin film).

  21. Plasmodium ovale: young schizont with three nuclei (thin film).

  22. Plasmodium ovale: young schizont with three nuclei (thin film). Contains black pigment

  23. Plasmodium malariae: band shaped trophozoites (thin film).

  24. Plasmodium malariae: band shaped trophozoites (thin film). Contain black pigment

  25. Plasmodium malariae: mature schizont in « marguerite  form» (thin film).

  26. Plasmodium malariae: mature schizont in « marguerite  form» (thin film). Contains black pigment

  27. 2 Plasmodium ? 3 Plasmodium ? 4 Plasmodium ? 5 Plasmodium ?

  28. 2 Plasmodium vivax 3 Plasmodium falciparum 4 Plasmodium malariae 5 Plasmodium ovale

  29. Comments mainly based on the • Manual for the Microscopical Diagnosis of Malaria in Man • 1960 Edition • U.S. Department of Health, Education, and Welfare • Public Health Service

  30. Plasmodium ovale P7870: trophozoite in a fimbriated red blood cell (thin film).

  31. Plasmodium malariae P7875: mature schizont in « marguerite  form» (thin film).

  32. Plasmodium malariae P7875: mature schizont in « marguerite  form» (thin film). Contains black pigment

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