425 results
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
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
Balloon Visualization - Mechanical Ventilation Pressures - PIP, PPlat, PEEP

Peak Inspiratory Pressure (PIP): Dynamic pressure needed
(PIP): Dynamic pressure ... fully inflate the lung ... forces of the lung ... (Static pressure ... which reflects lung
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 ... ↑ CO, ↓ SVR, ↓ 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
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
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
APRV - Overview 

Airway pressure release ventilation (APRV) uses prolonged periods of high continuous positive airway
Overview Airway pressure ... positive airway pressures ... brief episodes of pressure ... release to a lower pressure ... severe ARDS (low lung
In ARDS, we know that the lungs are so diffusely injured that the remaining total area
know that the lungs ... relatively spared lung ... volumes and plateau pressures ... to keep plateau pressures ... possible plateau pressure
Effect of PEEP on Lung Recruitment - Bag-Mask Ventilation - Cadaver Simulation
Simulation shows before and after
Effect of PEEP on Lung ... PEEP has on the lungs ... ventilation induced lung ... JustinKrantzFPC #PEEP #Lungs ... Pulmonary #Positive #Pressure