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Dec 20, 2017

Know what a normal LBBB “looks” like:

1) QRS duration greater than 120 ms
2) Negative QRS Complex in V1
3) Positive QRS Complex in lateral leads (I, aVL, V5-V6)

LBBB causes a repolarization abnormality:

Consider a “repol” abnormality when there is a “general pattern of ST discordance”, meaning the ST...

Nov 22, 2017


Aggressive control of massive external hemorrhage is always a priority. Tourniquet application is rarely a failure of the device, and more so of the provider applying it.

Amenable vs Non-Amenable Hemorrhage

Amenable: Limb hemorrhage that will facilitate tourniquet use
Non-Amenable: Junctional or internal...

Sep 16, 2017

ETCO2 is a representation of 1) The concentration of CO2 in the blood, and 2) Perfusion of blood to the lungs, with the second being the primary determinant of your ETCO2 numerical value in the prehospital field. Without taking this into consideration, mistakes in diagnosis and treatment in PHEM are likely. Listen to...