





In the first analysis of the child force to cough on the plate greased special gelatinous in which whooping cough bacteria well breed.
If the doctor finds bacteria on a plate, he is sure that the child is sick with whooping cough.
But, if the doctor does not find bacteria on a plate, it does not prove that the child has no whooping cough.
This method is especially reliable in the first weeks from the beginning of a disease.
The second way blood test which sometimes yields certain results, especially within the rd and th weeks from the beginning of a disease.
.