Answer:
panic attack
Step-by-step explanation:
Panic attack:-
Panic attack is an unpredictable abrupt onset of tremendous discomfort or fear which can reach the height or even the peak in seconds or minutes. The symptoms include:-
- Accelerated heart rate
- Palpitations
- Pounding heart
- Shaking or trembling
- Sweating
- Shortness of breath
Thus, from the given question, Irene's symptoms can be classified as a characteristic of panic attack.