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 neuroretinitis in cat scracht disease. Magnetic resonance images of the head and orbits were normal.

Tuberculin skin test was 6 mm. Relatamos o caso de um adolescente com neuroretinite causada por B. Whether immunocompetent individuals with ocular cat scratch disease need treatment is debatable since the natural progression is for complete recovery within a few months.

Bartonella henselae is well recognized as the etiologic agent in cat scratch disease. How to cite this article.

Rua Casa do Ator, – cj. All the contents of this journal, except where otherwise noted, is licensed under a Creative Commons Attribution License.

Doença por arranhadura do gato

The aeranhadura flashlight test showed a prominent right relative afferent pupillary defect. The typical cat scratch disease is characterized by lymphadenopathy with fever, benign and self-limited, with no other signs or symptoms 3.

The macular star formation may not develop until 1 to 2 weeks after the initial presentation 6. Cats are the major reservoir for B. 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 diagnosis of the underlying cause of optic neuropathy should be established as soon as possible. Ocular bartonelosis is usually self-limited with complete or near-complete recovery of vision in otherwise healthy patients. Neuroretinitis is a form of optic neuropathy, characterized by acute painless visual loss in association with optic disc swelling and macular stellated exsudate.

The macular exudates take months to resolve, and even after resolution, patients may experience abnormal color vision and evoked potentials, subnormal sa sensitivity, residual disc pallor, afferent pupillary defects, retinal pigment changes, and mildly decreased visual acuity 2,8.

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. The most common posterior segment ocular complication of B. Serologic tests to toxoplasmosis, cytomegalovirosis and HIV 1 and 2 were negative.

Doença da arranhadura do gato – Portuguese-German Dictionary

Early signs that help to distinguish B. Cerebrospinal fluid studies revealed normal cell count, normal chemistries, and absent oligoclonal bands. Pattern visual evoked potentials in eyes with disc swelling due cat scratch disease-associated neuroretinitis. The cat flea is responsible for the major mode of transmission between cats. He denied pain on eye movements and had no systemic or neurological complaints.

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Macular hole in cat scratch disease.

Bartonella henselae IgG was positive at a titer of 1: The optic disc swelling diminished and the macular stellate remained in the temporal side. Other manifestations are less common hepato-esplenomegaly, granulomatous hepatitis, osteomyelitis, arrwnhadura, glomerulonephritis, endocardites, and pneumonia.

Optic neuropathy can be due to various causes that show significant overlap in clinical presentation and clinical examination 1. The patient referred scratches on the left arm by a kitten two weeks before his eyesight was affected. The fundoscopy in the left eye was unremarkable but in the right eye revealed a diffusely swollen, hyperemic optic disc, serous detachment extending from the disc to the macula, and macular exudates in a stellate pattern Figure 1 OD.

Cat scratch disease has been reported in doencq literature for more than half a century as a syndrome of regional lymphadenopathy and fever. doencz

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

Beyond cat scratch disease: On MRI, the optic-globe nerve junction is highly specific for B. Services on Demand Journal. Alternatives to azythromycin include rifampicin, ciprofloxaxin, gentamicin, and trimethoprim-sulfamethoxazole, in order of increased effectiveness 2. The diagnosis of B. We describe a case of ocular bartonellosis in vo adolescent, with unilateral sudden painless vision loss and neuroretinitis.