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Published on: April 5, 2011
Cat-scratch disease causing status epilepticus in children
R B Easley1, M S Cooperstock, J D Tobias
1Department of Child Health, University of Missouri, Columbia 65212, USA.
Insights
Cat-scratch disease can cause severe seizures (status epilepticus) in children, even with normal spinal fluid. Early serologic testing for Bartonella henselae is crucial for diagnosis and favorable outcomes.
Area of Science:
- Neurology
- Infectious Diseases
- Pediatrics
Background:
- Cat-scratch disease, caused by Bartonella henselae, can lead to neurological complications.
- Status epilepticus is a severe neurological emergency often requiring intensive care.
Observation:
- Two pediatric cases presented with status epilepticus as the primary symptom of cat-scratch disease.
- Cerebrospinal fluid studies were normal in these initial presentations.
- Classic diagnostic signs of cat-scratch disease were absent in some cases.
Findings:
- Cat-scratch disease should be suspected in children with unexplained status epilepticus or encephalopathy.
- Diagnosis can be presumptive via serology, even without typical clinical criteria.
- Despite severe seizures, cat-scratch disease encephalopathy generally has a favorable prognosis.
Implications:
- Highlights the importance of considering infectious etiologies, like Bartonella henselae, in pediatric neurological emergencies.
- Emphasizes the utility of serological testing for diagnosing cat-scratch disease when clinical signs are atypical.
- Suggests that prompt recognition and diagnosis can lead to positive patient outcomes even in severe presentations.
Abstract:
Status epilepticus from cat-scratch encephalopathy is often recalcitrant to usual therapies, causing treatment to focus on critical care management of the patient that may require aggressive interventions, such as continuous pentobarbital administration. We describe two children whose initial clinical presentation of cat-scratch disease was status epilepticus with normal cerebrospinal fluid studies. A history of cat exposure (specifically, kitten and/or fleas), regional lymphadenopathy, and a papule or inoculation site should be sought, but are not essential for diagnosis. The presumptive diagnosis of cat-scratch disease can be made by serology alone even in the absence of classic diagnostic criteria. Our two cases and other reports in the literature show a favorable prognosis in most cases, despite the occurrence of status epilepticus. The diagnosis of cat-scratch disease should be strongly considered in all children with unexplained status epilepticus or encephalopathy and serologic testing for Bartonella henselae should be done.
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