58 results
Pacemaker Evaluation Algorithm by Lorne Costello

#Diagnosis #ECG #EKG #Pacemaker #Evaluation #Algorithm #PPM
Pacemaker Evaluation Algorithm ... #Diagnosis #ECG ... #EKG #Pacemaker ... #Evaluation #Algorithm ... #PPM
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Tachycardia (MAT) on EKG ... Heart rate > 100 bpm ... usually 100-150 bpm ... rhythm with varying PP ... #ECG #Electrocardiogram
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
Biostatistics #statistics ... #specificity #PPV ... #NPV
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
4 Variants of Sinus ... Arrhythmia Phasic Sinus ... normal • The PP ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram
1. "Sinus Tach" at ~150 bpm is your cue to look for flutter waves
2. Don't trust
"Sinus Tach" at ... ~150 bpm is your ... EM #Cardiology #ECG
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... findings: Sinus ... in aVR > 0.7: ppv ... NPV = 95% 4. ... #AVR #leadAVR #ecg
Algorithm for Thromboembolism Prophylaxis in Nephrotic Syndrome

#vte #thromboembolism #prophylaxis #ppx #nephrotic #syndrome #Algorithm #management
Algorithm for Thromboembolism ... #prophylaxis #ppx ... nephrotic #syndrome #Algorithm
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
Calculation #Table #PPV ... #NPV #Formulas ... #Statistics #Matrix
Non-phasic sinus arrhythmia - ECG Diagnosis
• The P wave and PR interval are normal
• The PP
Non-phasic sinus ... arrhythmia - ECG ... normal • The PP ... #Nonphasic #Sinus ... #ecg #electrocardiogram
Ventriculophasic Sinus Arrhythmia on EKG

PP intervals which contain a QRS complex are shorter than those which
Ventriculophasic Sinus ... Arrhythmia on EKG ... PP intervals ... Ventriculophasic #Sinus ... #ECG #electrocardiogram