268 results
Loperamide and QT Prolongation #Clinical #EM #Cardiology #EKG #QT #Prolongation #QTProlongation #Loperamide #ALiEM
Loperamide and QT ... Cardiology #EKG #QT ... #Prolongation #QTProlongation
QT/QTc- Interval
•	Start of Q-wave to end of the T-wave (time of ventricular depolarization + repolarization).
•	Life threatening
QT/QTc- Interval ... ) • Prolonged QT ... • Shortened QT ... • QT interval ... = QT / √RR
Medications that can cause QTc prolongation

#qtcprolongation #cardiology #medications #pharmacology #riskfactors #review #mnemonic
that can cause QTc ... prolongation #qtcprolongation
Want to remember what drugs prolong the QT interval? Remember COLLAPSE - Kitty Canavan @KathrynCanavan1
#Diagnosis #Peds
drugs prolong the QT ... COLLAPSE #Mnemonic #QTc
Common toxicities of antifungal agents. 
CNS = central nervous system; 5-FC = flucytosine; GI = gastrointestinal;
= intravenous; QTc ... = corrected QT
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
JTc=QTc-QRS When ... than prolonged QT ... Interval #JTInterval #QTc
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Flattened T waves QT ... /QTC Interval: ... • QT interval is ... = QT / √ RR - ... thumb: a normal QT
QT / QTc Interval Measurement in Wide QRS Complex
 - A wide QRS complex will lead
QT / QTc Interval ... increase in the QT ... prolongation of the QTC ... EricsMedicalLectures/ #QT ... #QTc #Interval
Congenital Long QT Syndrome: Illness Script

Who?
 - Kids or young adults, usually < 30
 - high
Congenital Long QT ... - QT prolonging ... abnormalities - Avoid QTc ... post-arrest or very long QTc
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
• ↑ Ca - short QT ... • ↓ Ca - long QT ... • ↓ Mg - long QT ... heart block Long QT ... -500ms) Short QT