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Boletín médico del Hospital Infantil de México
versión impresa ISSN 1665-1146
Resumen
APARICIO-CASARES, Helena et al. A pediatric case of Bartonella henselae and Epstein Barr virus disease with bone and hepatosplenic involvement. Bol. Med. Hosp. Infant. Mex. [online]. 2021, vol.78, n.5, pp.467-473. Epub 04-Oct-2021. ISSN 1665-1146. https://doi.org/10.24875/bmhim.20000295.
Background:
Cat scratch disease (CSD) is an infectious disorder caused by Bartonella henselae. The infection usually presents as local lymphadenopathy, fever, and mild constitutional symptoms. Systemic or severe disease is reported in 5-20% of patients with CSD. We report a case of disseminated CSD with osteomyelitis and hepatosplenic disease and a review of the literature.
Case report:
A previously healthy 5-year-old male presented with prolonged fever and abdominal pain, followed by low back pain. The serologic test showed positive IgG for B. henselae and IgM and IgG for Epstein Barr virus (EBV). The abdominal ultrasound showed hepatic and splenic hypoechoic lesions, and the magnetic resonance imaging (MRI) revealed spondylitis of the D6 vertebra. He received treatment with azithromycin for 4 weeks and rifampicin for 6 weeks. The symptoms disappeared, and the abdominal ultrasound was normal nine months later.
Conclusions:
Disseminated CSD is infrequent. The diagnosis requires a high rate of suspicion. Laboratory findings of Bartonella infection are often non-specific. Serologic test, polymerase chain reaction of B. henselae in blood or biopsied material of the site of involvement and imaging test can be performed to confirm the diagnosis. The diagnosis of disseminated B. henselae was based on significantly elevated blood titers, radiologic findings, and epidemiologic history. Treatment of CSD depends on the disease presentation. Azithromycin is used as a first-line agent for lymphadenopathy. The optimum treatment and its duration have not been established in atypical or complicated CSD, including patients with osteomyelitis and hepatosplenic disease.
Palabras llave : Cat-scratch disease; Bartonella henselae; Epstein-Barr virus; Osteomyelitis; Hepatosplenic disease.