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Pertussis: a persistent cause of morbidity and mortality in young infants
Joseph B Cantey1, Pablo J Sánchez1, Judy Tran2
1Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas, TX.
Insights
Pertussis (whooping cough) remains a threat, especially to infants. Despite vaccination strategies for pregnant women and infants, challenges persist in preventing pertussis outbreaks and protecting vulnerable populations.
Area of Science:
- Public Health
- Epidemiology
- Immunology
Background:
- Pertussis outbreaks pose significant risks, particularly to young children.
- A 2012 outbreak in Dallas County tragically resulted in four infant deaths.
- Current pertussis prevention strategies face ongoing challenges.
Purpose of the Study:
- To highlight the persistent challenges in pertussis prevention.
- To underscore the importance of timely infant and maternal immunization.
- To review existing recommendations for pertussis control.
Main Methods:
- Review of pertussis outbreak data.
- Analysis of current immunization guidelines.
- Assessment of challenges in vaccine uptake and administration.
Main Results:
- Unvaccinated children were disproportionately affected in the Dallas County outbreak.
- Infants under 60 days of age, who are not yet fully immunized, are highly vulnerable.
- Despite recommendations, gaps in achieving optimal pertussis protection remain.
Conclusions:
- Pertussis prevention requires sustained efforts and addressing implementation gaps.
- Maternal immunization and early infant vaccination are critical.
- Continued vigilance and improved strategies are needed to protect infants from pertussis.
Abstract:
In 2012, a pertussis outbreak in Dallas County resulted in the deaths of 4 children (3, unvaccinated; 2, <60 days of age). Despite recommendations that include immunization of women preferably during the third trimester of pregnancy or postpartum, household contacts ("cocooning"), and infants as early as 42 days of age, challenges in pertussis prevention remain.
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