201 results
Pulmonary Arterial Catheterization – Use and Interpretation:
-Pulmonary arterial catheterization (PAC) has never been shown to improve
capillary wedge pressure ... -right atrial pressure ... Diagnosis #PACatheter #NormalValues ... Chambers #Wedge #PCWP ... #Pressures #SVR
Right Heart Cath - Normal Cardiac Pressures

Right Atrial Pressure (RAP) or Central Venous Pressure (CVP)
 •
Normal Cardiac Pressures ... Right Atrial Pressure ... Central Venous Pressure ... Right Ventricular Pressure ... (PCWP): • 8-12
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
↓ CO, ↑ SVR, ↓ PCWP ... , narrow pulse pressure ... ↓ CO, ↑ SVR, ↑ PCWP ... ↓ CO, ↑ SVR, ↓ PCWP ... findings based on cause
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
Interpretation of Pressures ... Central venous pressure ... (PCWP) ● Cardiac ... x [mean PAp – PCWP ... LVSWI = [MAP – PCWP
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
Pulmonary Artery Pressures ... TRANSMURAL FILLING PRESSURE ... Reflects the pressure ... or pericardial pressure ... #calculations #pressures
Balloon Visualization - Mechanical Ventilation Pressures - PIP, PPlat, PEEP

Peak Inspiratory Pressure (PIP): Dynamic pressure needed
Peak Inspiratory Pressure ... (PIP): Dynamic pressure ... ) Inspiratory Pause ... Plateau Pressure ... (Static pressure
Differentiating PAH from PVH - Echocardiography
Pulmonary Artery Hypertension (PAH):
 • RV size - Enlarged
 • LA
<8 • Aortic pressure ... Normal/Low • PCWP ... mmHg • PADP-PCWP ... 10 • Aortic pressure ... mmHg • PADP-PCWP
Pulmonary Artery Catheter Pressures
Normal: RA 0-8, RV 15-25/0-8, Mean PAP <25, PCWP 8-12, Cardiac Index 2.6-4.2
HFrEF,
Artery Catheter Pressures ... Mean PAP <25, PCWP ... Artery #Catheter #Pressures
Mechanical Cardiac Support Devices Compared
Cannula Size - Insertion Technique - Haemodynarnic Support
IABP:
 • Afterload: Reduced
 •
Slightly reduced • PCW ... pressure: Slightly ... pressure: Reduced ... pressure: Reduced ... pressure: Slightly
APRV - Overview 

Airway pressure release ventilation (APRV) uses prolonged periods of high continuous positive airway
Overview Airway pressure ... ventilation (APRV) uses ... positive airway pressures ... brief episodes of pressure ... release to a lower pressure