Descriptive Study of Pertussis in the Post Graduated Hospital Khost Afghanistan

Whooping cough is an acute, severe infectious disease of the respiratory tract during childhood, in which patients will have a persistent cough, specific inspiratory whoop, and vomiting after cough. 
The microorganism that causes this disease is called Bordetella Pertussis, which is a gram-negative non-mobile rod-shaped cocci bacillus. All ages are susceptible. In the prevaccine era, almost all children became infected. Afghanistan is not an exception. Whooping cough remains a significant cause of childhood mortality and a serious health problem. In the world, about 60 million people get whooping cough every year. More than 1 million children die, especially in the first year of life. 
Research Question (WHY PERTUSSIS IS IMPORTANT) 
Infants and Children Pertussis affects all ages, but most severely infants, who experience the highest age-specific incidence and account for almost all pertussis hospitalizations and deaths. Case of whooping cough in the khost post graduated hospital From the 1399/01/01 to 1399/12/30.