Overall approach
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What are intimidate threats to life in this context?¶
In this on-call clinical context, immediate threats to life refer to conditions that can rapidly lead to death or irreversible harm if not identified and managed within minutes. These are the first things to rule out or treat when assessing a critically ill or unconscious patient.
Here are key immediate threats to life to consider:
🔴 Airway Threats¶
- Obstructed airway (e.g., tongue in unconscious patient, foreign body)
- Anaphylaxis
- Facial/neck trauma causing airway compromise
🔵 Breathing Threats¶
- Severe asthma attack
- Pneumothorax (especially tension pneumothorax)
- Pulmonary embolism
- Respiratory failure (e.g., from COPD, pneumonia, neuromuscular disorders)
❤️ Circulation Threats¶
- Massive hemorrhage (external or internal)
- Cardiac tamponade
- Myocardial infarction (MI)
- Arrhythmias (e.g., VT/VF, complete heart block)
- Septic shock
🧠 Neurological Threats¶
- Seizure or status epilepticus
- Hypoglycemia
- Stroke (especially brainstem or massive infarcts)
- Increased intracranial pressure or herniation
⚡ Metabolic/Toxicological Threats¶
- Hypo-/hyperkalemia
- Diabetic ketoacidosis (DKA) or HHS
- Severe acidosis
- Toxic ingestions (e.g., opioids, TCAs, alcohols)
⏱ Summary Mnemonic: “A-B-C-D-E”¶
- **A**irway
- **B**reathing
- **C**irculation
- **D**isability (neuro/metabolic)
- **E**xposure (bleeding, sepsis, toxins)
In the first 5–10 minutes, your focus should be:
✔ Stabilize ABCs
✔ Identify and reverse any immediately reversible cause
✔ Simultaneously gather basic info (vitals, glucose, ECG, etc.)
✔ Call for help early if needed (e.g., anesthesia, ICU, code team)