The procedure works by following the acronym SABCD.
** It is important to emphasize that this chapter outlines a procedure for general patient care. For an unconscious and/or trauma patient, see procedures in the relevant lessons below **
| Safety | Confirmation of responder and patient safety, scanning the field/area, and calling for help (an ambulance/fire department/police). | |
| Airway | ![]() |
Checking level of consciousness (via AVPU method) and ensuring an open airway. |
| Breathing | ![]() |
Assessment of respiratory status (breathing depth, breathing rate, rhythm). Consideration of respiratory aid with a bag valve mask; rescue breaths (for a patient with a respiratory rate above 30 breaths per minute or less than 8 breaths per minute); consideration of external medical oxygen by mask. |
| Circulation | ![]() |
Assessment of peripheral heart rate (number of beats per minute, rhythm, intensity); assessment of blood pressure; observe skin color (color – normal, pale, blue, yellow). |
| Disability | ![]() |
Observation of neurological condition (apathetic, agitated, lucid, cognizant of time and place); general strength test; facial symmetry. |




