334 results
Increased pulmonary venous pressure is related to the pulmonary capillary wedge pressure (PCWP) and can be
wedge pressure (PCWP ... Findings #Signs #RadiologyAssistant
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
pneumonia: Viral PCP ... This was a PCP-infection ... Pneumonia #PJP #RadiologyAssistant
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
↓ CO, ↑ SVR, ↓ PCWP ... ↓ CO, ↑ SVR, ↑ PCWP ... ↓ CO, ↑ SVR, ↓ PCWP ... ↑ CO, ↓ SVR, ↓ PCWP
Differentiating PAH from PVH - Echocardiography
Pulmonary Artery Hypertension (PAH):
 • RV size - Enlarged
 • LA
Normal/Low • PCWP ... mmHg • PADP-PCWP ... Normal/High • PCWP ... mmHg • PADP-PCWP
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
RESISTANCE = (meanPAP-PCWP ... based on PVR & PCWP ... RAP/PCWP RATIO ... • A ↑ RA/PCWP correlates ... • RA/PCWP>0.54
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
wedge pressure (PCWP ... x [mean PAp – PCWP ... LVSWI = [MAP – 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,
Mean PAP <25, PCWP
Chest XRay Consolidation Pattern - Differential Algorithm #Diagnosis #Radiology #Pulmonary #CXR #Consolidation #Pattern #Differential #Algorithm #RadiologyAssistant
Differential #Algorithm #RadiologyAssistant
Chest XRay Interstitial Pattern - Differential Algorithm #Diagnosis #Radiology #Pulmonary #CXR #Interstitial #Pattern #Differential #Algorithm #RadiologyAssistant
Differential #Algorithm #RadiologyAssistant
Right Heart Cath - Normal Cardiac Pressures

Right Atrial Pressure (RAP) or Central Venous Pressure (CVP)
 •
Wedge Pressure (PCWP