23 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Caused by atrial ... dissociation + retrograde atrial ... activation from SVT (e.g ... 2LmUODZ #Cannon #AWaves ... #diagnosis #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
pulmonary disease or CHF ... Treat underlying cause ... Treat underlying cause ... Treatment #management #cardiology ... #algorithm
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
nodal conduction Uses ... and atrial flutter ... or biphasic T waves ... #Cardiology #Digitalis ... #ECG
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... common finding) • Atrial ... also a result of atrial ... • Dominant R Wave ... AcutePE #diagnosis #cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... EKG of the same ... to diagnose the case ... Hussain Ch @Hussainch ... PhysicalExam #JVP #Cardiology
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
Differential Diagnosis Algorithm ... of Asthma • Hypovolemic ... Abnormalities #Disorders #Cardiology ... Differential #Diagnosis #Algorithm ... #causes
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 3 different P waves ... 200ms from longer pause ... bradyarrhythmia #ECG ... electrocardiogram #cardiology
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Differential Diagnosis Algorithm ... Cardiac Causes ... Primary Pulmonary Arterial ... Veno-Occlusive Disease #RHF ... #HeartFailure #Cardiology
Krabbe Disease 

Check out this interesting case of Krabbe disease, a rare genetic leukodystrophy. Diagnosis was
this interesting case ... Diagnosis was made by radiology ... deposition) • Dec NAA ... , inc Cho Tx: ... MRI #Clinical #Radiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
heart disease Causes ... Hypomagnesemia • Hypokalemia ... capture of the atria ... arrhythmia • Atrial ... #differential #cardiology