9 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... different P wave ... Secondary to chronic lung ... • Hypoxia • Pulmonary ... #Cardiology #Diagnosis
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
both MAT (atrial ... least 3 different ... dominant pacemaker focus ... #cardiology #ekg ... electrocardiogram #comparison
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
least 3 different ... #atrial #rhythm ... #tachycardia #cardiology ... #diagnosis #ekg ... electrocardiogram #clinical #comparison
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
tachycardia (MAT ... arrest - escape rhythms ... AV block 1º - long ... bradyarrhythmia #ECG #EKG #diagnosis ... electrocardiogram #cardiology
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
QRS in 6s x 10 Rhythm ... : WPW, ectopic atrial ... : ↑ca - Long QT ... Approach #ECG #EKG #diagnosis ... electrocardiogram #cardiology
Graphic representation of transthoracic echocardiographic parameters in the assessment of right ventricular pressure overload. A′ = peak late
acceleration time of pulmonary ... ejection ms and ... systolic gradient at ... Transthoracic #Diagnosis ... RightVentricular #Cardiology
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
cysts, is to look at ... the surrounding lung ... without associated pulmonary ... #Radiology #CTChest ... Cyst #Emphysema #Comparison
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
correlate in the SHOCK trial ... with irregular rhythms ... Ahmed Ghoneem, MD MSc ... artery #catheter #diagnosis ... #cardiology #swanganz
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
overload, irregular rhythm ... event, follow ACC algorithm ... one post op Cardiology ... unless prior heart/lung ... stratification #diagnosis