Paracoccidioides brasiliensis: Difference between revisions

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Paracoccidioides brasiliensis
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m (Text replacement - "Clinical Presentation" to "Clinical Manifestations")
 
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* Has been isolated from the feces of bats (''Artibeus lituratus'') and from internal organs of the nine-banded armadillo
 
* Has been isolated from the feces of bats (''Artibeus lituratus'') and from internal organs of the nine-banded armadillo
   
== Clinical Presentation ==
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== Clinical Manifestations ==
   
 
* Usually self-limited pulmonary infection
 
* Usually self-limited pulmonary infection

Latest revision as of 10:23, 20 July 2020

Microbiology

  • Dimorphic fungus with four phylogenetic lineages
  • Disease is caused by P. brasiliensis and P. lutzii (newly discovered)
  • Mariner's wheel of budding conidia

Epidemiology

  • South and Central America, with Brazil being the largest endemic country
  • Has been isolated from the feces of bats (Artibeus lituratus) and from internal organs of the nine-banded armadillo

Clinical Manifestations

  • Usually self-limited pulmonary infection
  • Can cause acute/subacute pulmonary infection in children, adolescents, and immunocompromised individuals
    • Fever, weight loss, lymphadenopathy, and hepatosplenomegaly
    • Half have skin and mucosal lesions
  • Can cause chronic disease in adults
    • Pulmonary infiltrates on CXR
    • Adrenal lesions with insufficiency are common
  • However, may remain latent following infection, and reactivate later as pulmonary or disseminated disease

Diagnosis

  • Serology
    • Antibodies
    • Antigen

Management