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Development of an IFN-γ ELISpot Assay to Assess Varicella-Zoster Virus-specific Cell-mediated Immunity Following Umbilical Cord Blood Transplantation
Published on: July 9, 2014
Complications of varicella requiring hospitalization in previously healthy children
M A Jackson1, V F Burry, L C Olson
1Department of Infectious Disease, Children's Mercy Hospital, Kansas City, MO. 64108-4698.
Insights
Chickenpox (varicella) caused significant hospitalizations in children due to complications like infections and pneumonia. Reye's syndrome cases declined, but severe streptococcal infections increased.
Area of Science:
- Pediatrics
- Infectious Diseases
- Epidemiology
Background:
- Varicella (chickenpox) can lead to serious complications requiring hospitalization in children.
- Understanding the spectrum and trends of these complications is crucial for public health management.
Purpose of the Study:
- To analyze the types and frequency of varicella complications leading to hospitalization in children.
- To identify trends in complication types over a decade.
Main Methods:
- Retrospective review of pediatric hospitalizations for varicella complications.
- Data collected from January 1, 1981, to December 31, 1990.
Main Results:
- 103 children were hospitalized; common complications included skin/soft tissue infections and pneumonia.
- Nonsuppurative complications (CNS, dehydration, Reye's syndrome) comprised 75% of cases.
- Reye's syndrome diagnoses ceased after 1984; increased Group A beta-hemolytic streptococcal infections noted later.
Conclusions:
- Varicella remains a significant cause of pediatric morbidity.
- Shifting patterns in complications highlight the need for ongoing surveillance and potential public health interventions.
Abstract:
Between January 1, 1981, and December 31, 1990, 83 previously well children and 20 with stable underlying conditions were hospitalized because of complications of varicella. The mean hospital stay was 4.5 days and one child with pneumonia died. Skin or soft tissue infections and pneumonia were the most common complications. Central nervous system complications (15), dehydration (8) and Reye's syndrome (6) accounted for 75% of the nonsuppurative complications. Cellulitis (7), pneumonia (3) and encephalitis (3) were the most common diagnoses among the 20 children hospitalized greater than or equal to 7 days. No cases of Reye's syndrome were diagnosed after 1984. An increase in the number of soft tissue infections caused by Group A beta-hemolytic streptococci and involving an extremity was noted during the last 5 years. Chickenpox continues to cause significant morbidity in the pediatric population.
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