21 results
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
pathway between the atria ... QRS interval on EKG ... is ablation. 1 ... WPW #Cardiology #ECG ... #EKG #Electrocardiogram
Wide Complex Tachycardia - ECG Definition and Causes
 • Wide Complex Tachycardia (WCT) is a cardiac
Tachycardia - ECG ... pathway conduction (~1- ... diagnosis #cardiology #ekg ... #ecg #electrocardiogram ... #definition #differential
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... 1. ... aVR • Classic EKG ... #AVR #leadAVR #ecg ... #diagnosis #ekg
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
in Right Atrium ... Diagnosis 1. ... Small secundum ASD ... echocardiogram #s4c ... #pocus #bubble
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
independently of the atria ... (AV node, His Bundle ... heartblock #cardiology #ecg ... #ekg #diagnosis ... #electrocardiogram
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Nonspecific inhibitors e.g ... to one factor e.g ... inhibitory drugs e.g ... Nonspecific inhibitor e.g ... Causes #diagnosis #differential
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
High altitude (eg ... Intrapulmonary shunting (eg ... intracardiac shunting (eg ... , atrial or ventricular ... septal defects)
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... Hypokalemia • Bundle ... Intermediate burden: >1 ... 300 = NSVT EKG ... capture of the atria
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
murmur 3/6) - Pulmonary ... indicated • EKG ... Obtain EKG if: ... days before Pulmonary ... management for select