My 5 year old grandson has temperature ranging from 98.5 to 98.8F since 4days.he has no other complains like cough cold vomiting.motions are normal.n appetite is also normal.i am worried because usually his temperature ranges from 97.9 to 98.3F.but for last 4days it's in the above mentioned range.1and half month back he had mosquito bites.thatswhy i am worried for malaria.kindly advice me.thank you.