23 results
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
Originates from single focus ... that prolong the QT ... Hypomagnesemia Hypokalemia ... TorsadesDePointes #Diagnosis #Cardiology ... #ECG #EKG
Classic EKG triad of long QT, ST-depression, and PVCs in Hypokalemia
Worry about hypokalemia; this patient had
Classic EKG triad ... of long QT, ST-depression ... this patient had cardiac ... LongQTC #PVCs #EKG ... #ECG #Electrocardiogram
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens ... prolonged PR and QT ... to 12.0 mEq/L, ventricular ... #EKG #ECG #Changes ... #Progression #Table
Diastolic Function Grading - Schematic diastolic filling patterns

I: impaired relaxation, II: moderate diastolic dysfunction (pseudonormal), III:
restrictive left ventricular ... LV compliance), ECG ... atrium, PASP: pulmonary ... #Diagnosis #Cardiology ... Grades #Criteria #Table
Short QT Syndrome
Short QT syndrome (SQTS) is a very rare, recently described syndrome in which an
interval (QTc < ... associated with cardiac ... arrest and sudden cardiac ... patients with SQTS Hypercalcemia ... #ecg #ekg #electrocardiogram
Cardiac Findings in Sarcoidosis
Most Commonly Affected Sites:
 - LV free wall (esp. basal posterior wall)
 -
Cardiac Findings ... dysfunction or pulmonary ... - Effusion ECG ... Abnormal a-wave #Cardiac ... #Sarcoidosis #Cardiology
WOBBLER  for ECG assessment in Syncope 
W - Wolff Parkinson White 
O - Obstructed AV
WOBBLER for ECG ... associated with sudden cardiac ... Mnemonic #Syncope #EKG ... #ECG #Diagnosis ... #Cardiology
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
Cardiac Stress Testing ... • They must be able ... Contraindications: Pts with ventricular ... arrythmias Diagnostics: EKG ... Stress #Testing #cardiology
Inpatient Cath Lab Indications
Cath Lab ASAP:
STEMI
NSTEMI:
1. Unstable/cardiogenic shock
2. Severe LV dysfunction or
3. Recurrent/persistent rest angina despite
Sustained ventricular ... low (1-2) risk, +ECG ... Rx: NSTEMI/UA: stable ... #Indications #Cardiac ... catheterization #cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
manifestation of cardiac ... arrhythmia syndromes (e.g ... ., long QT syndrome ... Hypomagnesemia • Hypokalemia ... 300 = NSVT EKG