21 results
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
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Normal QT Interval ... General rule: QT ... interval - Only works ... #Measurement #cardiology ... #diagnosis #ecg
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
Channelopathies: Long/short QT ... Acquired long QT ... Cardiac #Arrest #cardiology ... #differential # ... diagnosis #causes
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
• ↑ Ca - short QT ... • ↓ Ca - long QT ... • ↓ Mg - long QT ... -500ms) Short QT ... #diagnosis #cardiology
Congenital Long QT Syndrome: Illness Script

Who?
 - Kids or young adults, usually < 30
 - high
Congenital Long QT ... **Get baseline EKG ... - QT prolonging ... LongQT #Syndrome #Diagnosis ... #Cardiology
Cardiomyopathies 

Manifestations of cardiomyopathy (CM) range from microscopic alterations in cardiac myocytes to fulminant Heart Failure
Manifestations of cardiomyopathy ... CPVT) • Short QT ... Cardiomyopathies #cardiology ... #diagnosis #differential ... #cardiomyopathy
WOBBLER  for ECG assessment in Syncope 
W - Wolff Parkinson White 
O - Obstructed AV
are hypertrophic cardiomyopathy ... found in long QT ... is also a short QT ... #ECG #Diagnosis ... #Cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
., long QT syndrome ... may not occur Differential ... Diagnosis: • PAC ... #differential # ... cardiology
Bradycardia
1) First Steps: IV, O2, Monitors, ECG, Pads on patient, Crash Cart in room. Is patient
O2, Monitors, ECG ... Chest Pain • ECG ... #bradycardia #diagnosis ... #differential # ... management #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
depression Takotsubo Cardiomyopathy ... and a prolonged QT ... waves - Short QT ... waves • Short QT ... #diagnosis #cardiology
Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
Differential Diagnosis ... should be done on diagnosis ... teratogenic GDMT meds ... #diagnosis #management ... #cardiology #treatment