CCRN Hemodynamics (IABP & shock states) Questions and Answers well Explained Latest 2024/2025 Update 100% Correct.
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Module
CCRN Hemodynamics
Institution
CCRN Hemodynamics
benefits of IABP - increased coronary artery perfusion
decreased O2 demand
increased O2 supply
decreased afterload
Pt getting IABP. Hour after return from Cath lab, pt has had minimal UOP. What would be most
appropriate action?
A. get CXR to verify catheter placement
B. give fluid bolus
C. ...
Pt getting IABP. Hour after return from Cath lab, pt has had minimal UOP. What would be most
appropriate action?
A. get CXR to verify catheter placement
B. give fluid bolus
C. administer furosemide
D. decreased frequency to 1:2 - A. get CXR to verify catheter placement
Cardiogenic shock:
A. BP 96/54, CI 1.8, PAP 54/26, PAOP 10
B. BP 84/52, CI 1.9, PAP 32/18, PAOP 12
C. BP 82/48, CI 1.8, PAP 48/28, PAOP 18
D. BP 86/46, CI 2.0, PAP 28/14, PAOP 12 - C. BP 82/48, CI 1.8, PAP 48/28, PAOP 18
Following anterior wall MI, pt develops dysfunction of papillary muscle of mitral valve. There are large V
waves on PAOP waveform. What is likely the cause?
A. aortic regurg
B. acute pulmonic regurg
C. acute tricuspid regurg
D. acute mitral regurg - D. acute mitral regurg
Type of shock: cardiogenic
,CO/CI:
Preload (CVP/PAOP)
Afterload (SVR)
ScvO2:
Treatment: - Type of shock: cardiogenic
CO/CI: decreased
Preload (CVP/PAOP): increased
Afterload (SVR): increased
ScvO2: decreased (delivery issue)
Treatment: +inotropes, after load reduction, pressors
Type of shock: hypovolemic/hemorrhagic
CO/CI:
Preload (CVP/PAOP)
Afterload (SVR)
ScvO2:
Treatment: - Type of shock: hypovolemic/hemorrhagic
CO/CI: decreased
Preload (CVP/PAOP): decreased
Afterload (SVR): increased
ScvO2: decreased
Treatment: fluids
Type of shock: distributive
CO/CI:
Preload (CVP/PAOP)
Afterload (SVR)
ScvO2:
Treatment: - Type of shock: distributive
, CO/CI: increased (hyper dynamic)
Preload (CVP/PAOP): decreased
Afterload (SVR): decreased
ScvO2: decreased
Treatment: fluids, pressers, inotropes
Type of shock: obstructive
CO/CI:
Preload (CVP/PAOP)
Afterload (SVR)
ScvO2:
Treatment: - Type of shock: obstructive
CO/CI: decreased
Preload (CVP/PAOP): increased
Afterload (SVR): increased
ScvO2: decreased
Treatment: pericardiocentesis
IABP position - 2nd to 3rd ICS, 1-2 cm distal to SCA
below SCA, but above renal artery
what to watch with IABP - urine output!
palpate left radial pulse
Dicrotic notch on arterial waveform represents:
A. opening of pulmonic valve
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