15 results
QT / QTc Interval Measurement in Irregular Rhythms
2 Approaches:
 • Measure and calculate the QTc for
QT / QTc Interval ... the associated QT ... intervals on the EKG ... cardiology #diagnosis #ecg ... #ekg #electrocardiogram
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
(EKG) Digoxin ... Digoxin effect on ECG ... waves - Short QT ... #EKG #Cardiology ... #Digitalis #ECG
Diagnostic Algorithm for the Patient with Seizure in the Emergency Department
Does the history suggest a seizure?
Diagnostic Algorithm ... additional symptoms (eg ... speech abnormality, etc ... Postictal state #Algorithm ... #management #Neurology
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... prolonged PR and QT ... #Hyperkalemia #EKG ... #ECG #Changes # ... Progression #Table
Do you start Anti-Epileptic Drugs (AEDs) on a first time seizure?

SHINE Mnemonic:
 • first seizure occurred
occurred during ... Remote Symptomatic Cause ... abnormalities on EEG ... Initiation #start #Algorithm ... #Neurology #SHINE
WOBBLER  for ECG assessment in Syncope 
W - Wolff Parkinson White 
O - Obstructed AV
WOBBLER for ECG ... found in long QT ... is also a short QT ... Mnemonic #Syncope #EKG ... #ECG #Diagnosis
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm
Drugs that prolong QT interval:
 • Class 1a (quinidine,
Pointes - Management Algorithm ... Drugs that prolong QT ... Congenital long QT ... 1b (lidocaine)- case ... TDP #Management #Algorithm
Causes of Tremors - Movement Disorders - Differential Diagnosis Algorithm
Action Tremor - Occurs During Voluntary Muscle
Causes of Tremors ... Tremor - Occurs During ... Cerebellar Disease (e.g ... MovementDisorders #Neurology ... #Causes
Management Algorithm for Status Epilepticus

• Assess airway, breathing, and circulation
• Pulse oximetry
• Electrocardiogram
• Finger stick (give
Management Algorithm ... Pulse oximetry • Electrocardiogram ... StatusEpilepticus #Management #Algorithm ... #Neurology #pharmacology ... #dosing #seizure
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
and a prolonged QT ... waves - Short QT ... waves • Short QT ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram