Plasmodium malariae

• P. malariae is also known as what?

  Quartan malaria and malarial malaria
• The flu-like symptoms of P. malariae occur every what?

  72 hours
• What is the incubation period of P. malariae?

  18-40 days
• Do P. malariae exhibits RECRUDESCENCE or TRUE RELAPSE?

  recrudescence
• P. malariae infects NORMAL size RBCS and invades MATURE/OLD RBC
• What is the pigment/granules of P. malariae?

  Ziemann's
• What stages of P. malariae is seen in peripheral blood smear?

  few ring forms and mature trophoziotes and schizonts
• Ring form: single large compact ring or band forms
• Gametocytes: Round to oval
• Trophozoites: OCCASIONAL BAND FORMS with Ziemann's stipplings
• Schizont: ROSETTE/DAISY HEAD, FRUIT PIE arrangement of MEROZOITES or regular cluster
• Ring form: smaller than that of P. vivax and is connected by a heavy chromatic dot
• Trophozoite: nonameboid solid cytoplasm potentially assuming a band, bar, oval, or roundish shape
• mature schizont: contains 6 to 12 merozoites, usually arranged in rosettes or irregular clusters
• gametocytes: pigment is darker and coarser than the pigment seen in P. vivax
• What is this?

  ring form of P. malariae

  
• What is this?

  gametocytes of P. malariae

  
• What is this?

  trophozoite of P. malariae

  
• What is this?

  mature schizont of P. malariae