356 results
Typical ECG changes associated with hyperkalemia. 
→ Peaked T wave
→ Wide PR interval, Wide QRS duration,
Typical ECG changes ... associated with hyperkalemia ... wave → Wide PR interval ... experience sudden hyperkalemic ... #hyperkalemia #ECG
Torsades de Pointes 
•Precipitated by drugs that prolong the QT interval 
•Class IA antidysrhythmics (procainamide, quinidine)
prolong the QT interval ... hypomagnesemia, hypokalemia ... Diagnosis #Cardiology #ECG ... #EKG
ECG Intervals and Segments 

#Diagnosis #Cardiology #ECG #EKG #Intervals #Segments
ECG Intervals and ... Diagnosis #Cardiology #ECG ... #EKG #Intervals
Hypercalcemia - EKG Findings
Causes of Hypercalcemia 
• Malignancy 
• Milk-alkali syndrome 
• Vitamin D toxicity 
•
Hypercalcemia - ... EKG Findings Causes ... of Hypercalcemia ... #EKG #ECG #Electrocardiogram ... #Differential #Causes
Hypokalemia on EKG 

Patient presenting with severe weakness.  Patient had GI bug with vomiting/diarrhea.
Hypokalemia on EKG ... leads with long QU interval ... RJonesSonoEM #UWaves #Hypokalemia ... #EKG #ECG #Electrocardiogram
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens ... repolarization causes ... in conduction causes ... prolonged PR and QT intervals ... #EKG #ECG #Changes
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Diagnosis Algorithm ... Frameworks for Internal ... amzn.to/2LmUODZ #Hypokalemia ... #Causes #Classification
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
P wave and PR interval ... normal • The PP intervals ... • The P to P interval ... shorter than the intervals ... #ecg #electrocardiogram
QT / QTc Interval Measurement in Irregular Rhythms
2 Approaches:
 • Measure and calculate the QTc for
QT / QTc Interval ... (using the RR interval ... associated QT interval ... QTc for the QT intervals ... and shortest RR intervals
ECG Interpretation Basics Quick Reference
- Rhythm and Rate
- QRS / Blocks
- Intervals
- Axis
- Chambers
- ST/T/Q (Ischemia)

By
ECG Interpretation ... QRS / Blocks - Intervals ... @sargsyanz #ECG ... Interpretation #Basics #EKG