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학습 자료 둘러보기 →Upon exposure to an alkali agent like sodium hydroxide, begin continuous irrigation immediately with normal saline or sterile water for at least 15-20 minutes. If sterile solutions are unavailable, use any non-toxic fluid such as tap water.
Alkali substances cause liquefactive necrosis, penetrating deeply and destroying tissue continuously. The priority is to dilute and remove the chemical to halt this process before it damages the corneal stroma, endothelium, or intraocular structures.
Do not patch the eye or instill any medications before irrigation. Assess and document the pH of both eyes after irrigation, continuing until the pH normalizes to 7.0-7.3.
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