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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The diagnosis of the underlying cause of optic neuropathy should be established as soon as possible.

A case of a boy with neuroretinitis caused by B. The macular star formation may not develop until 1 to 2 weeks after the initial presentation 6. The macular exudates take months to resolve, and even after resolution, arrsnhadura may experience abnormal color vision and evoked potentials, subnormal contrast sensitivity, residual disc pallor, afferent pupillary defects, retinal pigment changes, and mildly decreased visual acuity 2,8.

Doença por arranhadura do gato

All the contents of this journal, except where otherwise noted, is licensed under a Creative Commons Attribution License. Once transmitted to humans, following the scratch or bite of a kitten or adult cat, B. Magnetic resonance images of the head and orbits were normal. The patient started a 3-week course di oral mg Doxycycline once daily. The typical cat scratch disease is characterized by lymphadenopathy with fever, benign and self-limited, with no arranhaduraa signs or symptoms 3.


Familial occurrence of zoonotic sporotrichosis

Bartonella henselae is well recognized as the etiologic agent in cat scratch disease. A year-old healthy boy suddenly noticed a painless vision loss in his right eye. The pupillary response was normal. The most common ocular manifestations is the Parinaud syndrome that consist of fever, regional lymphadenopathy, and follicular conjuntivitis, followed by the neuroretinitis 2.

Macular dz in cat scratch disease. Serologic tests to toxoplasmosis, cytomegalovirosis and HIV 1 and 2 were negative. Rua Casa do Ator, – cj. Optic neuropathy due cat scratch disease is a relatively infrequent occurrence caused by Bartonella henselae. The optic disc swelling was markedly reduced and the macula stellate exsudates remained.

Beyond cat scratch disease: Services on Demand Journal. The most common posterior segment ocular complication of B. The exact prevalence of neuroretinitis by B.

He denied pain on eye movements and had no systemic or neurological complaints. The cat flea is responsible for the major mode of transmission between cats. Erythrocyte sedimentation rate was 4 mm.


Tuberculin skin test was 6 mm. Dyschromatopsia was seen in right eye. Bartonella co infection associated with neuroretinitis, central retinal artery and vein occlusion, neovascular glaucoma, and severe vision loss.

Other infectious causes include syphilis, Lyme disease, viruses and diffuse unilateral subacute neuroretinitis. There are reports of ocular Bartonella disease with optic disc edema and retinal detachment without the classic macular stellate exudative 9.

Neuroretinitis is a form of optic neuropathy, characterized by acute painless visual loss in association with optic disc swelling and macular stellated exsudate. Alternatives to azythromycin include rifampicin, ciprofloxaxin, gentamicin, and trimethoprim-sulfamethoxazole, in order of increased effectiveness 2.

However, it has been only a quarter of a century since Bartonella henselae was identified as the etiologic agent. Optic neuropathy can be due to various causes that show significant overlap in clinical presentation and clinical examination 1.

Diagnosis, management, and sequelae.