13 results
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... on ECG (at therapeutic ... Electrocardiogram #EKG ... #Cardiology #Digitalis ... #ECG
A Lewis Lead (also called the S5 lead) is a modified ECG lead used to detect
is a modified ECG ... waves when atrial ... standard 12 lead ECG ... Lead I on the ECG ... #Cardiology #EKG
Atrial septal defect

An ECG may show the “crochetage” pattern (92% specific)—a notch near the apex of
Atrial septal defect ... An ECG may show ... larger shunt #ECG ... #EKG #Cardiology ... #ASD
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
Cardiac Amyloid - Diagnosis, Signs, Symptoms and Management

Clinical Presentation
- exertional dyspnea
- peripheral edema
- exertional syncope
- peripheral
, Symptoms and Management ... despite hx HTN) EKG ... pseudoinfarct pattern (Q-waves ... precordial leads) - atrial ... #Symptoms #Cardiology
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Triage EKG (no prior ... RV, McConnell's sign ... , and additional ... #A4c #clinical ... #cardiology #McConnells
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... J point • De Winter ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... #Ischemia #ECG ... #EKG #diagnosis
Large Mobile Left Atrial Thrombus on Transesophageal Echocardiogram

Female, 78 yo. HT & DM2. Admitted for severe
Echocardiogram ... of neurological deficit ... ECG: AF. ... stroke in right MCA and ... Transesophageal #Ultrasound #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 ... ’s called Frog sign ... PhysicalExam #JVP #Cardiology ... #Neck #Frog #Sign