10 results
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
fibrillation and ... atrial flutter ... control) - Heart failure ... or biphasic T waves ... #EKG #Cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... and ventricles ... ’s called Frog sign ... PhysicalExam #JVP #Cardiology ... #Neck #Frog #Sign
Lancisi's Sign (Tricuspid Regurgitation) in a patient with Atrial Fibrillation

If you went to med school before
Lancisi's Sign ( ... a patient with Atrial ... Regurgitation #Atrial ... #Fibrillation #Neck ... #PhysicalExam #Cardiology
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... without chest pain, as ... Serial EKGS in pts ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
J point • De Winter ... V2 • Wellens sign ... pain • Wellens sign ... #differential #cardiology ... #electrocardiogram
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... upsloping ST dep and ... EKG #diagnosis #electrocardiogram ... #cardiology #STEMI
Constrictive Pericarditis on Echocardiogram
A 55-year-old female marathon runner presents to clinic w/ 6-months of worsening breathlessness
Pericarditis on Echocardiogram ... , Kussmaul's sign ... workup right-heart failure ... #a4c #pocus #clinical ... #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
in-hospital. heart failure ... Subepicardial atrial ... : AVNRT, AVRT, atrial ... #leadAVR #ecg #electrocardiogram ... #differential #cardiology
RV Failure secondary to Pulmonary Arterial Hypertension on Echocardiogram
Pulmonary arterial hypertension resulting in severe RV dilation
RV Failure secondary ... severe RV dilation and ... 100% reliable sign ... #clinical #cardiology ... #s4c #pocus
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
is unconscious, signs ... depression • T wave ... Consider invasive arterial ... especially in heart failure ... consultation with cardiology