Malaria occur in human being due to bite of female Anopheline mosquitoes. Human gets malaria mainly after feeding of human blood by a infected mosquito.
Incubation period: 10-20days or months. It has 4 varieties that is plasmodium vivax, Plasmodium malaria, Plasmodium ovale & Plasmodium falciparum.
Onset: Fever continuous or remittent type. first rigor or chill, headache, pain in limbs & joints. Temperature rising, skin, dry & hot, nausea, vomiting & delirium. It stay 4-5hrs, fall the temperature with profuse sweat. Sometime fever comes every alternet days, every 2 or 4days. Those are uncompleted but rarely fatal that is benign forms.
But in malignant malaria difficult to diagnosed. Mainly occur from P. falciparum.