Brûlures oculaires Flashcards

1
Q

Gravité brûlure thermique

A

Rarement grave grâce protection via film lacrymal

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2
Q

Evolution brûlure par acide

A

Lésions d’emblée installée et ne progressent pas

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3
Q

Dommage brûlure par acide

A

Minime si pH > 2.5

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4
Q

Évolution brûlure par base

A

Destruction membranes cellulaires
Pénétration rapide dans tissus sous-jacents
Progression pendant 48h en absence PEC

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5
Q

Base la plus nocive

A

Ammoniaque

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6
Q

Classification pronostique brûlures oculaires

A

Via instillation goute de fluoresceine

Utilisation classification de Roper-Hall

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7
Q

Élément anatomique déterminant dans pronostic

A

Limbe sclerocorneen

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8
Q

Traitement urgence brûlure oculaire

A

Lavage abondant et long

Collyre corticoïde à débuter le plus rapidement possible

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9
Q

Clinique brûlure du aux UV

A

Apparition 6-8h en décalage

Keratite superficielle : douleur, photophobie, larmoiement, blepharospasme

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10
Q

PEC brûlure aux UV

A

Pommade vitamine A
Collyre antiseptique
Pansement oculaire
Antalgique oraux

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11
Q

Évolution brûlure aux UV

A

Guérison sans séquelle en 48h

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