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Author

Matheus Rodrigues Viana

3 papers indexed here

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Open access Oct 2026

Opsoclonus-myoclonus-ataxia syndrome associated with ovarian teratoma: a case report

Case Presentation: A previously healthy 33-year-old female patient was admitted with a subacute onset of extremity tremors, imbalance, and vomiting. Neurological examination revealed gaze-evoked nystagmus, global ataxia, polyminimyoclonus, and opsoclonus. Given the clinical picture of opsoclonus-myoclonus-ataxia syndro...

Matheus Rodrigues Viana, Beatriz Stéfany da Silva Moura, Lívia Segnini Senra et al. · 0 citations
Open access Oct 2026

Disseminated neurosporotrichosis and neurotuberculosis in advanced AIDS: infectious overlap and therapeutic challenge

Case Presentation: A 38-year-old man working at a beach kiosk, with a history of illicit drug abuse, presented with a 3-month history of holocranial headache, vomiting, fever, confusion, and weight loss. Examination revealed disseminated umbilicated, crusted erythematous papules on the face and chest. He progressed to...

Lívia Segnini Senra, Matheus Rodrigues Viana, Kaio Castoldi Alves et al. · 0 citations
Open access Oct 2026

Multiple sclerosis with extensive leptomeningeal enhancement: a case report

Case Presentation: A 36-year-old female baker, hypertensive, obese, and dyslipidemic, with no history of substance abuse, sought medical care in November 2025 due to low visual acuity in the left eye (LE) and severe holocranial headache, initially managed as a migraine. She progressed to LE amaurosis within 24 hours, p...

Matheus Rodrigues Viana, Lívia Segnini Senra, Rafael Hortencio Zago et al. · 0 citations

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