This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Parasitology Pa 1 (Protozoology), Subject name: Microbiology
Parasitemia is highest in - 
Select and explain. 
A. Vivax malaria, B. Ovale malaria, C. Falciparum malaria, D. Quaan malaria
C: Falciparum malaria
Answer: C: Falciparum malaria 
Explanation: Pathogenesis of P. falciparum In Falciparum malaria Blood shows high degree of parasitemia (30-40% of RBCs may be infected) compared to other species (<2%) as P. falciparum Infects all RBCs and alveolar capillaries and coronary blood vessels are congested and filled with parasitized RBCs. Sequestration, i.e. holding back of the parasite in the blood vessels of deep visceral organs like brain, kidney, etc. leads to vascular occlusion.