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Biomédica (Bogotá) ; 34(4): 506-513, oct.-dic. 2014. tab
Article in Spanish | LILACS | ID: lil-730933

ABSTRACT

La histoplasmosis es una afección polifacética producida por el hongo dimorfo Histoplasma capsulatum , cuyas esporas son inhaladas y llegan al pulmón, órgano primario de infección. La forma meníngea, considerada como una de las manifestaciones más graves de esta micosis, suele presentarse en individuos con alteraciones en la inmunidad celular: pacientes con síndrome de inmunodeficiencia humana adquirida, con lupus eritematoso sistémico o con trasplante de órgano sólido, así como en lactantes, debido a su inmadurez inmunológica. La forma de presentación más usual es de resolución espontánea y se observa en individuos inmunocompetentes que se han expuesto a altas concentraciones de conidias y fragmentos miceliares del hongo. En estas personas, la afección se manifiesta por trastornos pulmonares y por la posterior diseminación a otros órganos y sistemas. Se presenta un caso de histoplasmosis del sistema nervioso central en un niño inmunocompetente.


Histoplasmosis is a multifaceted condition caused by the dimorphic fungi Histoplasma capsulatum whose infective spores are inhaled and reach the lungs, the primary organ of infection. The meningeal form, considered one of the most serious manifestations of this mycosis, is usually seen in individuals with impaired cellular immunity such as patients with acquired immunodeficiency syndrome, systemic lupus erythematous or solid organ transplantation, and infants given their immunological immaturity. The most common presentation is self-limited and occurs in immunocompetent individuals who have been exposed to high concentrations of conidia and mycelia fragments of the fungi. In those people, the condition is manifested by pulmonary disorders and late dissemination to other organs and systems. We report a case of central nervous system histoplasmosis in an immunocompetent child.


Subject(s)
Child , Humans , Male , Diagnostic Errors , Histoplasmosis/diagnosis , Meningitis, Fungal/diagnosis , Acute Kidney Injury/etiology , Amphotericin B/adverse effects , Amphotericin B/therapeutic use , Antifungal Agents/therapeutic use , Cerebrospinal Fluid/microbiology , Device Removal , Headache/etiology , Histoplasma/immunology , Histoplasma/isolation & purification , Histoplasmin/blood , Histoplasmin/cerebrospinal fluid , Histoplasmosis/complications , Histoplasmosis/cerebrospinal fluid , Histoplasmosis/drug therapy , Hydrocephalus/diagnosis , Hydrocephalus/etiology , Hydrocephalus/surgery , Hypokalemia/etiology , Immunocompetence , Itraconazole/therapeutic use , Meningitis, Fungal/complications , Meningitis, Fungal/cerebrospinal fluid , Meningitis, Fungal/drug therapy , Meningitis, Fungal/microbiology , Migraine Disorders/diagnosis , Prosthesis-Related Infections/etiology , Prosthesis-Related Infections/microbiology , Staphylococcal Infections/etiology , Staphylococcus epidermidis/drug effects , Vancomycin Resistance , Ventriculoperitoneal Shunt/adverse effects
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