47 results
Torsades de Pointes 
•Precipitated by drugs that prolong the QT interval 
•Class IA antidysrhythmics (procainamide, quinidine)
that prolong the QT ... quinidine) •Class IC ... hypomagnesemia, hypokalemia ... Diagnosis #Cardiology #ECG ... #EKG
Compelling and Possible Contraindications to Antihypertensive Drugs
Diuretics (thiazides)
 - Gout
 - Metabolic syndrome, Glucose intolerance, Pregnancy,
, Hypokalemia, Erectile ... antagonists (MRA) - Hyperkalemia ... higher risk of hyperkalemia ... - Pregnancy, Hyperkalemia ... Pgp-dependent drugs (e.g
Hyperkalemia after Missed Hemodialysis - Initial electrocardiogram showed peaked T waves and a prolonged QT segment
Hyperkalemia after ... and a prolonged QT ... segment (Panel A) #Clinical ... Cardiology #EM #EKG ... #Hyperkalemia #
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
that prolong the QT ... quridine) Class IC ... Hypomagnesemia Hypokalemia ... 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 ... , and PVCs in Hypokalemia ... Worry about hypokalemia ... @amalmattu #Hypokalemia ... #ECG #Electrocardiogram
Checklist Approach to Hypokalemia

Consider risk factors for arrhythmia:
 - EKG changes (especially QT prolongation)
 - Digoxin
Checklist Approach to Hypokalemia ... arrhythmia: - EKG ... context & EKG) ... route = severe hypokalemia ... #Management #CriticalCare
Hyperkalemia with Peaked T waves on ECG

These are the classic peaked T-waves of Hyperkalemia. Notice how
Hyperkalemia with ... Peaked T waves on ECG ... peaked T-waves of Hyperkalemia ... #PeakedTWaves #Hyperkalemia ... #ECG #EKG #Electrocardiogram
Hyperkalemia management algorithm 2023-2024 based on UKKA and KDIGO guidelines.

#hyperkalemia #electrolytes #algorithm #emergency #management

Notes:

(1) Up to
Hyperkalemia management ... #hyperkalemia #electrolytes ... Up to half of hyperkalemia ... have a normal ECG ... A normal ECG doesn't
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens ... prolonged PR and QT ... #Diagnosis #Hyperkalemia ... #EKG #ECG #Changes ... #Progression #Table
This one at K = 2.4
The down up morphology remains
The computer measures the QT at 565
computer measures the QT ... at 565 ms, QTc ... QU-interval, not the QT ... smithECGBlog #Clinical ... #ECG #EKG #Hypokalemia