Abstract: Relato de caso de doença da arranhadura do gato (DAG), em um paciente lactente, com história epidemiológica negativa, descrevendo o. Request PDF on ResearchGate | On Jan 1, , Mauricio Magalhaes Costa and others published Doença de arranhadura do gato simulando carcinoma oculto. (conjuntivite com adenite satélite pré-auricular) causada por Bartonella henselae, o agente etiológico da Doença da Arranhadura do Gato.
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Doença por arranhadura do gato
A case of a boy with neuroretinitis caused by B. The exact prevalence of neuroretinitis by B. Beyond cat scratch disease: Cat scratch disease has been reported in the literature for more than half a century as a syndrome of regional lymphadenopathy and fever. Optic neuropathy refers to a clinical disorder characterized by sudden-to-chronic loss of vision in one or both eyes due to optic nerve dysfunction that might be idiopathic, ischemic, primary demyelinating, infectious, or inflammatory in etiology 1.
The Optic Neuritis Treatment Trial has shown that intravenous administration of high-dose steroids decreases the risk of progression of optic neuropathy to multiple sclerosis within 2 years of follow-up 5. The response to infection depends on the immune status of the infected host.
Magnetic resonance images of the head and orbits were normal.
Cats are the major reservoir for B. All the contents of this journal, except where otherwise noted, is licensed under a Creative Commons Attribution License. Neuroretinitis is a form of optic neuropathy, characterized by acute painless visual loss in association with optic disc swelling and macular stellated exsudate.
Macular star in neuroretinitis. Arch Soc Esp Oftalmol. The optic disc swelling was markedly reduced and the macula stellate exsudates remained. We describe a case of ocular arrajhadura in one adolescent, with unilateral sudden painless vision loss and neuroretinitis.
The macular star formation may not develop until 1 to 2 weeks after the initial presentation 6.
Ocular bartonelosis is usually self-limited with complete or near-complete recovery of vision in otherwise healthy patients. Early signs that help to distinguish B. Optic neuropathy due to cat scratch disease is a relatively infrequent occurrence associated with macular star formation and is characterized by sudden painless loss of vision mostly unilateral. Optic neuropathy secondary to cat scratch disease: Although the prognosis is on the whole good there may be residual loss of visual acuity, disc pallor, afferent pupillary defects and retinal pigmentary changes.
Other manifestations are less common hepato-esplenomegaly, granulomatous hepatitis, osteomyelitis, encephalitis, glomerulonephritis, endocardites, and pneumonia.
Doença da arranhadura do gato – Portuguese-German Dictionary
Bartonella henselae neuroretinitis in cat scracht disease. Dyschromatopsia was seen in right eye. How to cite this article. Optic neuropathy due cat scratch disease is a relatively infrequent occurrence caused by Bartonella henselae.
Pattern visual evoked potentials in eyes with disc swelling due cat scratch disease-associated neuroretinitis. The pupillary response was normal. Whether immunocompetent individuals with ocular cat scratch disease need treatment is debatable since the natural progression is for complete recovery within a few months. Neuroretinitis is characterized by acute visual loss due to optic nerve edema associated with macular exudates in a starlike pattern.
Optic neuropathy secondary to cat scratch disease: case report
However, systemic antibiotics do seem to shorten the disease duration and speed visual recovery. Erythrocyte sedimentation arranhadurz was 4 mm. On MRI, the optic-globe nerve junction is highly specific for B. The typical cat scratch disease is characterized by lymphadenopathy with fever, benign and self-limited, with no other signs or symptoms 3.
However, it has been only a quarter of a century since Bartonella henselae was identified as the etiologic agent.
He denied pain on eye movements and had no systemic or neurological complaints. Rua Casa do Ator, – cj. Chest x-ray, complete blood count with differential was normal.
The optic disc swelling diminished and the macular stellate remained in the temporal side.