Which signs suggest that exposure may require medical evaluation beyond removal from the scene?

• A. Severe breathing difficulty, chest tightness, persistent coughing, vision changes, or persistent eye pain beyond initial relief.
• B. Mild skin irritation that resolves quickly.
• C. Brief headache that resolves within minutes.
• D. Slight nasal congestion.

Answer: (A)

The key idea is recognizing when OC spray exposure may cause more than temporary irritation and needs medical evaluation. Severe breathing difficulty, chest tightness, persistent coughing, vision changes, or persistent eye pain after exposure are red flags because they point to significant airway irritation or injury to the eyes. These symptoms can indicate bronchospasm, airway swelling, or chemical injury to the eyes, which may require medical assessment, decontamination, and possibly treatment beyond simply getting away from the spray.

In contrast, mild skin irritation that resolves quickly, a brief headache that goes away, or slight nasal congestion are typically minor, self-limiting effects. They don’t routinely signal a need for medical evaluation unless they linger or worsen.

If such red-flag symptoms appear, seek medical care promptly and ensure the person is in a well-ventilated area, away from further exposure, with eyes flushed and symptoms monitored.