DOENCA DA ARRANHADURA DO GATO PDF

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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Bartonella henselae infection associated with neuroretinitis, central retinal artery and vein occlusion, neovascular glaucoma, and severe vision loss. All the contents of this journal, except where otherwise noted, is licensed under a Creative Commons Attribution License. The optic disc swelling diminished and the macular stellate remained in the temporal side.

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Doença por arranhadura do gato

Services on Demand Journal. Other posterior segment presentations of B. The Optic Neuritis Treatment Trial has shown that intravenous administration arranharura high-dose steroids decreases the risk of progression of optic neuropathy to multiple sclerosis within 2 years of follow-up 5. 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.

Arch Soc Esp Oftalmol. He denied pain on eye movements and had no systemic or neurological complaints. Neuroretinitis is a form of optic neuropathy, characterized by acute painless visual loss in association with optic disc swelling and macular stellated exsudate.

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They are small, fastidious, intracellular Gram-negative bacilli that are aerobic and oxidase-negative 2. Relatamos o caso de um adolescente com neuroretinite causada por B. Erythrocyte sedimentation rate was 4 mm.

The cat flea is responsible for the major mode of transmission between cats. The prominent right relative afferent pupillary defect foenca.

The pupillary response was normal. The optic disc swelling was markedly reduced and the macula stellate exsudates remained. Magnetic resonance images of the head and orbits were normal. Bartonella henselae IgG was positive at a titer of 1: Alternatives to azythromycin include rifampicin, ciprofloxaxin, gentamicin, and trimethoprim-sulfamethoxazole, in order of increased effectiveness 2. Ocular bartonelosis is usually self-limited with complete or near-complete recovery of vision in otherwise healthy patients.

How to cite this article. We describe a case of ocular bartonellosis in one adolescent, with unilateral sudden painless vision loss and neuroretinitis. The typical cat scratch disease is characterized by lymphadenopathy with fever, benign and self-limited, with no other signs or symptoms 3.

Doença da arranhadura do gato por Bartonella quintana em lactente: uma apresentação incomum

However, it has been only a quarter of a century since Bartonella henselae was identified as the etiologic agent. Optic disk edema associated with peripapillary serous retina detachment: A year-old healthy boy suddenly noticed a painless vision loss in his right eye.

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Other manifestations are less common hepato-esplenomegaly, granulomatous hepatitis, osteomyelitis, encephalitis, glomerulonephritis, endocardites, and pneumonia. On MRI, the optic-globe nerve junction is highly specific for B.

Doença por arranhadura do gato – Wikipédia, a enciclopédia livre

Tuberculin skin test was 6 mm. Optic neuropathy due cat scratch disease is a relatively infrequent occurrence caused by Bartonella henselae. Macular hole in cat scratch disease.

Optic neuropathy refers to a clinical disorder characterized by sudden-to-chronic loss of vision in one or both eyes due to arrsnhadura nerve dysfunction that might be idiopathic, ischemic, primary demyelinating, infectious, or inflammatory in etiology 1. Other infectious causes include syphilis, Lyme disease, viruses and diffuse unilateral subacute neuroretinitis.

Once transmitted to humans, following the scratch or bite of a kitten or adult cat, B. Beyond cat scratch disease: There are reports of ocular Bartonella disease with optic disc edema and retinal detachment without the classic macular stellate exudative 9. Rua Casa do Ator, – cj.

The exact prevalence of neuroretinitis by B. Cats are the major reservoir for B. Bartonella henselae neuroretinitis in cat scracht disease.