MALARIA

Malaria is a vector born disease by protozoa - plasmodium.

That are affects liver and RBC . Transmitted by biting of female anopheles mosquito which acts as a vector .

SYMPTOMS- High fever occurring alternating days ,chill, vomiting are the common symptoms .

Malarial parasite required two hosts to complete there life cycle . Human is a secondary host and female anopheles is a primary host .

The infective stage of plasmodium vivax is sporozoites .

The plasmodium protozons are 4 types 

1- p .vivax -It causes benign tertian malaria

It fever occurs every 48 hours.

Death rate is low 

2- p. ovale - It causes mild tertian malaria.

It fever occurs every 48 hours .

3- p. malariae-  It causes quartan malaria .

It occurs every 72 hours .

4- p. falceparum -It causes malignant tertian or subtertian malaria .

It  fever occurs every 48 hours .

Death  rate is high .