41 results
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
arterial pressure ... SVI = CI/heart rate ... SVI x 0.136) ● Oxygen ... Hb x SaO2) ● Oxygen ... Interpretation #Diagnosis
Right Heart Cath - Normal Cardiac Pressures

Right Atrial Pressure (RAP) or Central Venous Pressure (CVP)
 •
Right Atrial ... mmHg (Diastolic) Pulmonary ... Diastolic) Left Atrial ... Pressure or Pulmonary ... RHC #cardiology #diagnosis
Right Heart Catheterization Waveforms and Pressures
Right Atrial Pressure:
 • Mean: 1-5 mm Hg
Right Ventricular Pressure:
 •
Right Atrial Pressure ... Mean: 1-5 mm Hg Right ... Diastolic: 1-7 mm Hg Pulmonary-Artery ... Mean: 9-19 mm Hg Pulmonary-Capillary ... normal #wedge #diagnosis
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... • Hypoxia • Pulmonary ... Management • Oxygen ... #Multifocal #Atrial ... MAT #Cardiology #Diagnosis
Hypoxemia vs Hypoxia
Hypoxemia - Partial pressure of arterial oxygen (PaO2) is below normal
Hypoxia - Insufficient oxygen
pressure of arterial ... oxygen (PaO2) is ... - Insufficient oxygen ... #differential #diagnosis ... #comparison #pulmonary
Pulmonary Arterial Catheterization – Use and Interpretation:
-Pulmonary arterial catheterization (PAC) has never been shown to improve
Pulmonary Arterial ... However, when the diagnosis ... ) -right atrial ... pressure -mixed ... #Diagnosis #PACatheter
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
and Pathophysiology ... mmHg developed atrial ... fibrillation at a rate ... Infarction • Pulmonary ... #Pathophysiology
Perform computations online at:
ScyMed.com
6th ED
ICU-card
«ICU, Formulas & Drugs»
HEMODYNAMIC PATTERNS
Condition
SAP
CVP

PAP PCWP

CO C(a-v)02 PVR

SVR
Hypovolemic shock
↓
↓
↓
↓
↓
↑
↑
↑
Cardiogenic shock
↓
1
↑
1

1
↑

Septic shock
↓
↓
↓
↓
↑
↓
↓
↓
Cardiac Tamponade
.
↑
↑
1
↓

→
↑
RV
→ ↓ → →↑ Pulmonary ... +2PDP)/3 Mean Pulmonary ... Arterial Pressure ... Cardiac Work Index, Right ... Stroke Work Index, Right
Oxygen Delivery Equation
DO2 = CO x {(1.39 x Hb x sO2) + (PaO2 x 0.03)}
DO2 =
x 0.03)} DO2 = Rate ... hemoglobin PaO2 = Partial ... pressure of oxygen ... Delivery #Equation #pathophysiology ... #pulmonary #apples
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
dissolved in arterial ... content of arterial ... Hypoxemia #summary #pulmonary ... #differential #diagnosis ... #causes #pathophysiology