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Pertussis. Presentation, investigation and management
Alexis Frydenberg1, Mike Starr
1Paediatric Infectious Diseases Unit, Department of General Medicine, Royal Children's Hospital, Melbourne, Victoria.
Insights
Pertussis, or whooping cough, is a serious infectious disease. Infants are highly vulnerable until vaccinated, highlighting the importance of timely immunization schedules and prompt diagnosis.
Area of Science:
- Pediatrics
- Infectious Diseases
- Immunology
Background:
- Pertussis (whooping cough) is a highly contagious disease.
- It leads to substantial illness and death.
- Vaccination is key to prevention.
Purpose of the Study:
- To outline the clinical presentations of pertussis.
- To detail diagnostic investigations for pertussis.
- To describe the management of pertussis cases and their contacts.
Main Methods:
- Clinical case reviews.
- Diagnostic testing including immunofluorescence.
- Review of vaccination schedules and management protocols.
Main Results:
- Infants are at high risk due to lack of maternal antibody protection until primary vaccination series completion (2, 4, 6 months).
- Clinical diagnosis is primary; immunofluorescence confirms.
- Recent Australian vaccination schedule changes include DTPa dose adjustments and a new adolescent booster.
Conclusions:
- Infants require vaccination for protection against pertussis.
- Early diagnosis and management are crucial.
- Vaccination schedule updates aim to improve population immunity.
Background:
Pertussis (whooping cough) is a highly infectious, preventable disease, which causes significant morbidity and mortality.
Objective:
This article discusses the presentations, investigations and management of cases and their contacts.
Discussion:
Maternal antibody does not confer protection to the infant so babies are particularly at risk of infection and complications until they have completed the primary course of vaccinations at 2, 4 and 6 months of age. Diagnosis is primarily clinical, but can be confirmed with immunofluorescence on nasopharyngeal aspirate or nasal swab. Recent changes to the Australian Standard Vaccination Schedule include the removal of the 18 month dose of DTPa and the addition of an adult formulation booster vaccination at 15-17 years of age.
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