Toaster Electrocution Electrical Injury
Primary determination of injury extent = amount of CURRENT flowing through body.
VARIABLES: voltage, amperage, resistance, type of current (AC/DC), duration, pathway.
INJURY TYPES
1. Low-Voltage <1000V
2. High-Voltage >1000V - typically seen in industrial settings or power line injuries.Associated with electrical burns
3. Lightning Strike
4. Electric Arc- associated with high voltage source
5. Blast force may result in trauma.
DC- direct current (lightening)
AC- alternating (household)
ORGAN SYSTEMS:
1. CARDIAC: asytole or Vfib prehospital. At presentation, most common is Afib.
2. VASC: necrosis, coagulation, compartment syndrome
3. CNS- stroke, seizure, syncope
4. ORTHO- fracture/dislocate
5. OCULAR- cataracts (later on)
6. GI
7. DERM - various burns
IMMEDIATELY: cardiac arrest (arrthymia), seizure, respiratory arrest.
KEYS: reverse triage -> mutliple patients, start with those in cardiac/respiratory arrest. . EKG, labs, cardiac monitoring, check for rhabdomyolysis .
DISCHARGE->asymptomatic patients with normal ECG on presentation after a low-voltage electrical injury.
ADMIT-> all patients with high-voltage injuries (even if asymptomatic). Patients with low-voltage injury if symptomatic (e.g. LOC, severe burns, ECG changes, β CK). Abnormal ECG or observed dysrhythmia..Cardiac biomarkers positive. Persistent chest pain, paresthesias, or hypoxia .Cardiac arrest..History of significant cardiac disease or CAD risk factor.
WARNING: do NOT recreate video.
the_resuscitationist @the_resuscitationist
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