DOENCA DA ARRANHADURA DO GATO PDF

March 24, 2020   |   by admin

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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Serologic tests to toxoplasmosis, cytomegalovirosis and HIV 1 and 2 were negative. Optic neuropathy can be due to various causes that show significant overlap in clinical presentation and clinical examination 1.

A case of a boy with neuroretinitis caused by B. Neuroretinitis is characterized by acute visual loss due to optic nerve edema associated with macular exudates in a starlike pattern. 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 patient referred scratches on the left arm by a kitten two weeks ddo his eyesight was affected. Bartonella henselae IgG was positive at a titer of 1: How to cite this article. Cat scratch disease has been reported in the literature for more than half a century as a syndrome of regional lymphadenopathy and fever.

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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. Bartonella henselae infection associated with neuroretinitis, central retinal artery and vein occlusion, neovascular glaucoma, and severe vision loss.

Other posterior segment presentations of B. Optic neuropathy secondary to cat scratch disease: 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. Ocular bartonelosis is usually self-limited with complete or near-complete recovery of vision in otherwise healthy patients.

Doença por arranhadura do gato

Macular star in neuroretinitis. There are reports of ocular Bartonella disease with optic disc edema and retinal detachment without the classic macular stellate exudative 9.

The exact prevalence of neuroretinitis by 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.

Magnetic resonance images of the head and orbits were normal. Arch Soc Esp Oftalmol. Optic disk edema associated with peripapillary serous retina detachment: The diagnosis of the underlying cause of optic neuropathy should be established as soon as possible. Chest x-ray, complete blood count with differential was normal. Beyond cat scratch disease: However, systemic antibiotics do seem to shorten the disease duration and speed visual recovery.

Optic neuropathy due cat scratch disease is a relatively infrequent occurrence caused by Bartonella henselae.

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Doença por arranhadura do gato – Wikipédia, a enciclopédia livre

Once transmitted to humans, following the scratch or bite of a kitten or adult cat, B. Services on Demand Journal. Pattern visual evoked potentials in eyes with disc swelling due cat scratch disease-associated neuroretinitis. It is tipically unilateral and has an excellent prognosis regardless of treatment.

The diagnosis of B. The pupillary response was normal. Relatamos o caso de um adolescente com neuroretinite causada por B. Erythrocyte sedimentation rate was 4 mm. Macular hole in cat dienca disease. Rua Casa do Ator, – cj. Dyschromatopsia was seen in right eye.

Alternatives to azythromycin include rifampicin, ciprofloxaxin, gentamicin, and trimethoprim-sulfamethoxazole, in order of increased effectiveness 2.

The typical cat scratch disease is characterized by lymphadenopathy with fever, benign and self-limited, with no other signs or symptoms 3. Early signs that help to distinguish B. Cerebrospinal fluid studies revealed normal cell count, normal chemistries, and absent oligoclonal bands. The most common ocular manifestations is the Parinaud syndrome that consist of fever, regional lymphadenopathy, and follicular conjuntivitis, followed arranhzdura the neuroretinitis 2.

The optic disc swelling was markedly reduced and the macula stellate exsudates remained.