Related Experiment Videos
Insights
Most febrile children (3-24 months) recover without intervention. However, physicians can identify serious bacterial infections using clinical assessment and specific laboratory markers, guiding further diagnostic tests and treatment decisions.
Area of Science:
- Pediatrics
- Infectious Disease
Background:
- Febrile illnesses are common in young children.
- A significant percentage of febrile children recover spontaneously within 96 hours.
- Serious bacterial infections (SBIs) occur in approximately 6% of febrile children, with higher incidence in younger children and higher fever.
- Clinical assessment alone can identify many benign cases but requires laboratory support for definitive diagnosis.
Purpose of the Study:
- To outline a diagnostic approach for febrile children aged 3 to 24 months.
- To differentiate between benign febrile illness and serious bacterial infections.
- To guide the judicious use of diagnostic tests in febrile pediatric patients.
Main Methods:
- Clinical assessment of child's color, hydration, social response, consolability, and alertness.
- Laboratory evaluation including white blood cell count, neutrophil count, band cell count, and sedimentation rate.
- Consideration of chest X-ray, blood culture, lumbar puncture, and urine culture based on clinical and laboratory findings.
Main Results:
- Approximately 58% of febrile children recover within 96 hours without treatment.
- About 6% of febrile children present with serious bacterial infections.
- Clinical assessment identifies two-thirds of benign cases and one-tenth requiring inpatient evaluation.
- Specific laboratory values (WBC > 15,000/microL, neutrophils > 10,000/microL, bands > 500/microL, ESR > 30 mm/h) suggest serious illness.
Conclusions:
- A combination of clinical observation and targeted laboratory testing aids in identifying febrile children who require further investigation for serious bacterial infections.
- Physician judgment remains crucial in determining the need for further observation or outpatient management.
- Prompt diagnosis and management of SBIs are essential to prevent complications in young children.
Abstract:
While 46 percent of febrile children, aged 3 months to 24 months, will be well without treatment within 24 to 48 hours, and another 12 percent well within 72 to 96 hours, approximately 6 percent will have serious bacterial infections. The incidence of such infections tends to increase with decreasing age and increasing degree of fever. Physicians, who make specific observations of the child's color, hydration, social response, consolability, and degree of alertness after the child has been made comfortable, can identify about two thirds of those with benign illness and the one tenth who require inpatient evaluation. Of the remaining patients, those with serious illness can be further identified if their white blood count is greater than 15,000/microL, neutrophils are greater than 10,000/microL, band cells are greater than 500/microL, or sedimentation rate is more than 30 mm/h. Children with these laboratory findings should then have a chest film and blood culture and, if the former is negative, should be considered for a lumbar puncture and urine culture. Whether further observation or treatment at this point can be done as an outpatient depends on physician judgment.