Which protocols are classified as having an echo level?

The protocols that are classified as having an echo level are those that are considered high-priority in emergency medical dispatch, where swift and detailed response is crucial for patient outcomes. Among the options listed, allergies, breathing difficulties, cardiac issues, and choking are critical scenarios that require immediate attention, thus they fall under the echo level classification.

Echo level protocols are designed to ensure that emergency responders are dispatched rapidly, and they typically reflect conditions that may deteriorate quickly or lead to severe consequences if not treated promptly. The nature of these emergencies often involves life-threatening situations where rapid intervention can significantly improve patient chances of survival.

In contrast, other options may include conditions that, while serious, do not consistently necessitate the same level of urgency or may present a lower immediate risk to life compared to the echo level protocols. For instance, while conditions like fractures and abrasions can require medical attention, they typically do not command the same swift operational response as breathing difficulties or cardiac emergencies.