15 results
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
Hyperkalemia on EKG ... counting of HR by EKG ... widening • Sinus bradycardia ... • Pseudo-STEMI ... #clinical
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... depression in VI-V2 - posterior ... #Ischemia #ECG ... #EKG #diagnosis ... Interpretation #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... elevation in aVR • Posterior ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
ECG of a 55-year-old man who presented to the ER with chest pain 
Computer interpretation: “Nonspecific
ECG of a 55-year-old ... Recognize this #ECG ... STD in V2 (posterior ... #Clinical #Cardiology ... #EKG #STEMI #InferoPosterior
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 3 different P waves ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #differential
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... Diagnosis Framework STEMI ... STElevation #ST #STEMI ... #ecg #ekg #electrocardiogram
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... to diagnose the case ... excludes other differentials ... that’s called “clinical ... PhysicalExam #JVP #Cardiology
â–º
Modified Sgarbossa Positive ECG

Interestingly, the ECG for this case report shows development of conventional STEMI criteria
Sgarbossa Positive ECG ... Interestingly, the ECG ... of conventional STEMI ... #Modified #EKG ... Electrocardiogram #Clinical
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Pulmonary Embolism on ECG ... Triage EKG (no prior ... Differential/diagnosis ... Pulmonary #Embolism #ECG ... #clinical #cardiology
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
hypertension, tachy- or bradycardia ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG ... Diagnosis #Management #Workup