17 results
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
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 ... Visualmed #RHC
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 ... Catheterization #RHC
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
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Diagnosis and Pathophysiology ... disorders - Chronic pulmonary ... mmHg developed atrial ... fibrillation at a rate ... Infarction • Pulmonary
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
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
Right Heart Catheterization ... correlate in the SHOCK trial ... equipment to measure oxygen ... nomogram-based estimates of oxygen ... Catheterization #RHC
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
crackles in the right ... - Amount of oxygen ... evidence of left atrial ... decreased respiratory rate ... • Pathophysiology
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
Atrial Fibrillation ... Palpitations, light-headedness ... Noncardiac: • Pulmonary ... block or WPW Rate ... ventricular pressure
Hypophosphatemia and Hypoxia - Pathophysiology

↓ Phosphate leads to ↓ red cell 2,3-DPG and a  reduction
and Hypoxia - Pathophysiology ... DPG so that the oxygen ... increased in all eight ... respiratory #hypoxia #pathophysiology ... #pulmonary