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Prophecy General ICU RN A V1 V2 V3
What is cardiac tamponade?
Fluid in the pericardial sac causing decreasing preload. This decreases SV and ultimately CO. Effects of Hyper/Hypokalemia and calcemia on EKG
Hypokalemia causes U waves Hyperkalemia causes peaked T waves Normal BP?
90-120/60-80
Normal HR?
60-100 bpm
Normal CO?
4-8 L/min Normal SVR?
800-1,200 dynes/seconds Normal PVR?
37-250 dynes/sec/cm5
Normal SVo2?
60-80%
Normal PAP?
Systolic: 15-30 mm Hg
Diastolic: 4-12 mm Hg
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