9555 results
Algorithm for the management of atrial fibrillation with rapid ventricular response

- Dr. Tom Fadial @thame 

#Atrial
Algorithm for the management ... fibrillation #AFib #RVR ... #Algorithm #management
Mechanisms of acute right ventricular dysfunction/failure (RVD/RVF) #rightventricle #rvfailure #rvdysfunction
dysfunction/failure (RVD ... /RVF) #rightventricle
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
big squares - RR ... AntLat MI, WPW, RVH ... WideQRS: RBBB (V1/V2 rsr ... qs; lat leads rsr ... - QTc < 1/2 RR
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
≤ 0.9 predicts RV ... 1.85 predicts RV ... correlates with RV ... 0.8 indicates RV ... 0.63 predicted RV
Medical Management of Acute RV Failure
 • Evaluate and Treat Etiology of RV Failure [e.g. Acute
Medical Management ... of Acute RV Failure ... Treat Etiology of RV ... cardionerds #RV ... rightventricular #cardiology #management
Pressors and Inotropes

Norepinephrine
 • alpha1 > beta 1
 • Increase SVR > Inotropy
Vasopressin
 • V1
 •
1 • Increase SVR ... V1 • Increase SVR ... 1 • Increase SVR ... Inotropy, Decrease SVR ... comparison #shock #management
This is ATRIAL FIBRILLATION. Fibrillating right atria and rapid ventricular response.
Pulmonary vein isolation was performed and
AtrialFibrillation #AFib #Clinical ... ThoracicSurgery #RVR
Vasopressors and Inotropes - Pharmacology Summary
Vasopressors
Phenylephrine (alpha-1)
 • Increases BP, SVR
 • Risk of reflex bradycardia
Increases BP, SVR ... Increases BP, SVR ... Increases HR, SVR ... Increases BP, SVR ... Pharmacology #Summary #management
Tetralogy of Fallot - Hypoxic Spell Management
1. Oxygenation
2. Increase SVR
3. Abolish Hyperpnea
4. Correct Acidosis

- Dr. Rasha
Hypoxic Spell Management ... Increase SVR 3. ... Hypoxic #Spell #Management
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
pressures (RA, RV ... 1500 d/s/cm5) (SVR ... -120 d/s/cm5) (PVR ... passive filling of RV