DOENCA DA ARRANHADURA DO GATO PDF

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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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Neuroretinitis is a form of optic neuropathy, characterized by acute painless visual loss in association with optic disc swelling and macular stellated exsudate. The optic disc swelling diminished and the macular stellate remained in the temporal side. Cat scratch disease has been reported in the literature for more than half a century as a syndrome xrranhadura regional lymphadenopathy and fever.

Cats are the major reservoir for B. The patient started a 3-week course of oral mg Doxycycline once daily.

Doença por arranhadura do gato

The optic disc swelling was markedly reduced and the macula stellate exsudates remained. Tuberculin skin test was 6 mm.

Ocular bartonelosis is usually self-limited with complete or near-complete recovery of vision in otherwise healthy patients. Bartonella henselae is well recognized as the etiologic agent in cat scratch disease. The prominent right relative afferent pupillary defect persisted.

Diagnosis, management, and sequelae. Beyond cat scratch disease: It is tipically unilateral and has an excellent prognosis regardless of treatment. Magnetic resonance images of the head and orbits were normal.

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Cerebrospinal fluid studies revealed normal cell count, normal chemistries, and absent oligoclonal bands. The pupillary response was normal. Arch Soc Esp Oftalmol. The macular d take months to resolve, and even after resolution, patients 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.

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.

Serologic tests to toxoplasmosis, cytomegalovirosis and HIV 1 and 2 were negative. Macular star in neuroretinitis.

The cat flea is responsible for the major mode of transmission between cats. The diagnosis of B. Macular hole in cat scratch disease. He denied doenc on eye movements and had no systemic or neurological complaints.

Once transmitted to humans, following the scratch or bite of a kitten or adult cat, B. 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

Whether immunocompetent individuals with ocular cat scratch disease need treatment is debatable since the natural progression is for complete recovery within a few months. Pattern visual evoked potentials in eyes with disc swelling due cat scratch disease-associated neuroretinitis. The swinging flashlight test showed a prominent right relative afferent pupillary defect. There are reports of ocular Bartonella disease with optic disc edema and retinal detachment without the classic macular stellate exudative 9.

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The patient referred scratches on the left arm by a kitten two weeks before his eyesight was affected. Other posterior segment presentations of B. Optic neuropathy can be due to various causes that show significant overlap in gxto presentation ddoenca clinical examination 1.

Relatamos o caso de um adolescente com neuroretinite causada por B. 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 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.

The macular star formation may not develop until 1 to 2 weeks after the initial presentation 6. Bartonella henselae infection associated with neuroretinitis, central retinal artery and vein occlusion, neovascular glaucoma, and severe vision loss. Early signs that help to distinguish B.