Electrical alternans
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You are here: Home » Pathology Notes » Electrical alternans
EKG
the overall amplitude is low because of the effusion shorting out the electrical potentials
still, you see high and low peaks—this is called electrical alternans
after drainage, electrical alternans disappears
Hypotension may be a late clinical finding!
it can go from normal to zero in a matter of minutes
it’s not like a pregnancy test, which is all or none
Heart sounds are not always quiet. use JVP and pulsus paradoxus to identify
Category: Pathology Notes
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