A 23-year-old male patient has called EMS for swollen lips and hives. Upon entering the scene, which of these observations would make the EMT suspicious that the patient is having an allergic reaction?

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Emergency medical services (EMTs) respond to allergic reactions by laying the person flat, giving them an adrenaline injector, calling an ambulance, and calling family or emergency contact. The first-line treatment for anaphylaxis is an epinephrine auto-injector, which is a self-injectable medication. The auto-injector has instructions on the side of its packaging.  Anaphylaxis is a sudden, severe allergic reaction that can be life-threatening. It involves more than one body system and can cause the airway to swell and close, making breathing difficult or impossible. Symptoms... Show more

A 23-year-old male patient has called EMS for swollen lips and hives. Upon entering the scene, which of these observations would make the EMT suspicious that the patient is having an allergic reaction?