7 results
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
becoming acute anterior ... wall MI — 'widow ... with history of angina ... #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Chest Pain / ACS Evaluation Algorithm
Algorithm that attempts to the use history taking (guided by LRs),
score to guide an approach ... - History - EKG ... ACS #Evaluation #diagnosis ... #Algorithm #cardiology ... #Angina
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... Short QT <300-360 ms ... : ↑ca - Long QT ... Wong @mchlwng #Approach ... #ECG #EKG #diagnosis
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
event, follow ACC algorithm ... Change in clinical ... Unstable Angina ... unless prior heart/lung ... stratification #diagnosis
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
on ECG Mid ... Sister had MI in ... Differential/diagnosis ... inversions V1-V4 plus inferior ... #clinical #cardiology
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
in-hospital mortality in inferior ... MI • PAPi < 1.85 ... Ahmed Ghoneem, MD MSc ... artery #catheter #diagnosis ... #cardiology #swanganz
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
granulomas within the lungs ... renal failure Clinical ... (e.g. incidental ... papules, nodules; anterior ... /posterior MSK,