The incubation period for Pertussis is 7 to 10 days. Stage 1- Catarrhal which will last up to two weeks includes sneezing runny nose low-grade fever a mild cough these signs are similar to that of a common cold.
Pertussis
The course of whooping cough follows three stages.
Stages of pertussis. There are three recognized stages of the disease. Pertussis is a severe respiratory infection caused by Bordetella pertussis and in 2008 pertussis was associated with an estimated 16 million cases and 195000 deaths globally. Physicians divide whooping cough into 3 stages.
Pertussis can be categorized into 3 different stages. It was first recognized in the Middle Ages and since then various epidemics have been described. Symptoms during this phase resemble that of an upper respiratory illness or common cold.
Jules Bordet and Octave Gengou isolated Bordetella pertussis a causative agent for whooping cough in. Prolonged severe coughing fits followed by gasping for breath. During the first or catarrhal stage of the disease the symptoms are mild and may go unnoticed or be confused with the common cold or influenza.
The symptoms in this stage appear similar to most common respiratory tract infections like the common cold and influenza and is therefore misdiagnosed or ignored initially. Pertussis is a 6-week disease divided into catarrhal paroxysmal and convalescent stages each lasting from 1-2 weeks. The three stages of pertussis are as follows.
During this time symptoms are similar to the acute rhinitis. Full recovery from whooping cough might take 2 to 3 months. The initial catarrhal stage presents with nonspecific symptoms of.
Pertussis has an insidious onset with catarrhal symptoms that are indistinguishable from those of minor respiratory tract infections. Older children adolescents and. Exhaustion after coughing fits.
Pertussis starts with coldlike signs and symptoms that could include a runny or stuffy nose sneezing a sore throat or a mild fever. Pertussis or whooping cough has been given many names over the centuries. Vomiting after coughing fits.
There are three stages to clinical course of pertussis. Sizeable outbreaks of pertussis have been reported over the past 5 years and disease reemergence has been the focus of international attention to develop a deeper understanding of pathogen virulence and genetic. The classic whoop symptom is a high-pitched wheezing sound made.
Catarrhal paroxysmal and convalescent. Catarrhal paroxysmal and convalescent Table 1 1 8. Stage 2 is Paroxysmal stage which generally lasts between one to six weeks or so but may stay for up to ten weeks.
Stage 1 Catarrhal Phase. This is the most contagious period and contagiousness may extend for up to 2 weeks after the onset of a cough. Catarrhal paroxysmal and convalescent.
Runny nose nasal congestion sneezing and occasional cough. The incubation period for Pertussis is 7 to 10 days. This phase typically lasts for one to two weeks.
Pertussis symptoms are described in three stages. It may extend for up to 8 to 12 weeks. During the first or catarrhal stage of the disease the symptoms are mild and may go unnoticed or be confused with the common cold or influenza.
There are three recognized stages of the disease. The earliest stage of whooping cough may last one to two weeks. The first stage of whooping cough is the catarrhal runny nose stage.
Many factors can alter the usual course of pertussis causing an atypical presentation. It usually takes about seven to 10 days after being exposed to the infection to start showing symptoms. Another sign of pertussis is feeling exhausted after coughing.
Pertussis also known as whooping cough is an acute respiratory tract infection that has increased in incidence in recent years. Pertussis symptoms usually develop within 5 to 10 days after exposure but sometimes not for as long as 3 weeks.
