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Portable Paper-Based Immunoassay Combined with Smartphone Application for Colorimetric and Quantitative Detection of Dengue NS1 Antigen

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[Devic's disease].

Irina Peixoto¹, Vera Ermida, Ana Torres

¹Serviço de Medicina Física e de Reabilitação, Hospital S. Teotónio, Viseu.

Acta Medica Portuguesa

|May 18, 2010

Summary

Devic's disease, or Neuromyelitis Optica, is a central nervous system demyelinating condition. This case highlights acute myelitis progressing to bilateral blindness, confirming Devic's disease diagnosis.

Area of Science:

Neurology
Neuroimmunology
Ophthalmology

Background:

Devic's disease, also known as Neuromyelitis Optica (NMO), is a rare autoimmune disorder.
It primarily affects the central nervous system, specifically targeting the spinal cord and optic nerves.
Characterized by demyelination, it leads to significant neurological deficits.

Observation:

The case presented initially as a non-specific flu-like illness.
Rapid progression to sudden bilateral amaurosis (vision loss) was observed.
This clinical course prompted further investigation beyond the initial symptoms.

Findings:

The diagnostic hypothesis of Devic's disease was established.
The disease demonstrated a poor prognosis concerning optic-spinal function.

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Acute myelitis and optic neuritis were key presenting features.

Implications:

Early and accurate diagnosis of Devic's disease is crucial.
Prompt symptomatic treatment can help manage the condition.
Understanding the clinical presentation aids in timely intervention for NMO patients.