8 results
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
Embolism The sensitivity ... also a result of atrial ... #Embolism #AcutePE ... #diagnosis #cardiology ... #electrocardiogram
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
becoming acute anterior ... wall MI — 'widow ... Serial EKGS in pts ... #ECG #Electrocardiogram ... #Diagnosis #Cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... (e.g. ectopic atrial ... Septal (V1-2) • Anterior ... #Electrocardiogram ... #cardiology #diagnosis
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Pulmonary Embolism ... Sister had MI in ... inversions V1-V4 plus inferior ... #ECG #EKG #Electrocardiogram ... #clinical #cardiology
Ectopic atrial rhythm
 • The atrial rate is less than 100 bpm.
 • PR interval within
Inverted P waves in inferior ... rhythm if the PRI ... #rhythm #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
: WPW, ectopic atrial ... Short QT <300-360 ms ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #interpretation
Septal Hypertrophic Cardiomyopathy (HOCM)

52yo worsening exertional sx and murmur. EKG nonspecific, Serial trops (-) 
EM resident
EKG nonspecific, ... ) EM resident ... elevated LVEDP ==> MRI ... Metoprolol - VCU Ultrasound ... echocardiogram #plax #cardiology
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
in-hospital mortality in inferior ... MI • PAPi < 1.85 ... correlate in the SHOCK trial ... Ahmed Ghoneem, MD MSc ... catheter #diagnosis #cardiology