43 results
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... evaluating for other causes ... Wave in V1 • Shift ... cardionerds #EKG ... Embolism #AcutePE #diagnosis
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... nodal conduction Uses ... Digoxin effect on ECG ... Electrocardiogram #EKG ... #ECG
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 ... WolffParkinsonWhite #WPW #Cardiology ... #ECG #EKG #Electrocardiogram ... #Clinical #Diagnosis
Wandering atrial pacemaker - ECG Diagnosis
 • The change in P wave contour is gradual
 •
pacemaker - ECG ... the pacemaker shifts ... #pacemaker #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Sleep Deprivation (Eg ... Shift Work) Sleep ... • Medications (Eg ... • Drug Abuse (Eg ... #Algorithm #Causes
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Differential Diagnosis ... Algorithm Normal ... #Differential #Diagnosis ... #Algorithm #endocrinology ... #causes #pediatrics
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate (e.g ... Treat underlying cause ... Control rate (e.g ... Treat underlying cause ... #algorithm
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... (e.g. ectopic atrial ... @AmyChung #EKG ... Interpretation #ECG
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves • Caused ... by atrial contracting ... activation from SVT (e.g ... Cannon #AWaves #diagnosis ... #cardiology #CVP