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PALS | Management of Shock
Season 20
Episode 3
Published 3 months, 3 weeks ago
Description
1️⃣ Types of Pediatric Shock (Know These Cold)
- Hypovolemic 🩸: dehydration, hemorrhage
- Distributive 🌡️: sepsis (most common), anaphylaxis, neurogenic
- Cardiogenic ❤️: congenital heart disease, myocarditis
- Obstructive 🚫: tension pneumo, tamponade, PE
2️⃣ Universal Signs of Shock (High Yield)
- Tachycardia (earliest sign)
- Delayed cap refill > 2 sec
- Cool, mottled, pale skin
- Weak or thready pulses
- Altered mental status
- Oliguria / ↓ urine output
- Hypotension = late and pre-arrest
3️⃣ General Management Principles (ALL Shock Types)
A. Immediate Actions 🆘
- Call for help / PALS team
- Airway & breathing: O₂ to maintain SpO₂ > 94%
- Cardiac monitor + large-bore IV/IO access
- Check glucose (treat <70 mg/dL)
B. Fluid Resuscitation ⚡
- 20 mL/kg isotonic fluid bolus (NS or LR)
- Give rapidly over 5–10 min
- Reassess after each bolus
- Can repeat up to 60 mL/kg (except cardiogenic shock)
4️⃣ Shock-Specific Management
🩸 A. Hypovolemic Shock (Most Common)
Problem: ↓ preload Treatment:
- 20 mL/kg boluses x3
- Control bleeding
- Treat dehydration (fluids + electrolytes)
- Monitor for improvement: HR ↓, cap refill ↑
🌡️ B. Distributive Shock (Septic, Anaphylactic, Neurogenic)
1. Septic Shock
Problem: vasodilation + capillary leak Treatment:
- 20 mL/kg boluses (often large volumes needed)
- Broad-spectrum antibiotics within 1 hour
- Vasopressors if fluid-refractory:
- Epinephrine or norepinephrine
- Correct glucose & electrolytes
- Warm the child
2. Anaphylactic Shock
Problem: massive vasodilation + airway obstruction Treatment:
- IM Epinephrine 0.01 mg/kg (1:1000) ASAP
- Airway support
- Albuterol neb for wheeze
- IV fluids
- Diphenhydramine + steroids (adjuncts)
3. Neurogenic Shock
Problem: loss of sympathetic tone Treatment:
- Judicious fluids
- Vasopressors (epi or norepi)
- Maintain spinal precautions
❤️ C. Cardiogenic Shock
Problem: ineffective pump DO NOT flood with large fluid boluses.
Management
- Small boluses: 5–10 mL/kg
- Inotropes:
- Epinephrine
- Dopamine
- Milrinone (afterload reduction)
- Correct arrhythmias
- Treat myocarditis / congenital issues
- Consider cardiology consult early