11 results
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
320C / SOOF) • Normal ... variant • Hypercalcemia ... fibrillation Clinical ... Osborn #JWave #Diagnosis ... #EKG #ECG #Hypothermia
Osborn waves - positive deflections at the J point (negative in aVR and V1) with a
configuration - are abnormal ... variant. ... #Cardiology #diagnosis ... #CriticalCare #hypothermia ... #Clinical
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
PR interval are normal ... Wandering Atrial ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg ... #variants #clinical
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... variant), Amplitude ... QRS and ST) = hypothermia ... @AmyChung #EKG ... #diagnosis #system
Cardiac Amyloid - Diagnosis, Signs, Symptoms and Management

Clinical Presentation
- exertional dyspnea
- peripheral edema
- exertional syncope
- peripheral
Cardiac Amyloid ... Management Clinical ... hepatomegaly - normal ... despite hx HTN) EKG ... precordial leads) - atrial
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
PR interval are normal ... Wandering Atrial ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg ... #variants #clinical
This is a parasternal long axis view of a young patient presenting with 3 days of
Beside ultrasound ... root, and left atrium ... Northwestern University #Clinical ... #EM #Radiology ... #POCUS #CardiacUS
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Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
sx overlap with normal ... and timing with Cardio-OB ... support for patients clinically ... Serial TTE and close ... follow-up with Cardio-OB
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
exam Determine Cardiac ... indicated • EKG ... Obtain EKG if: ... Change in clinical ... stratification #diagnosis
Neuroprotection following Cardiac Arrest - Guidelines for Crises in Anaesthesia
Outcome from cardiac arrest is determined by
❹ Insert intra-arterial ... Obtain 12-lead ECG ... • Avoid hyperthermia ... management in critical ... Intraoperative #Checklist #Diagnosis