44 results
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
- Differential ... repolarization Myocardial ischemia ... formerly referred to as ... #Diagnosis #Causes ... #EKG #Electrocardiogram
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 ... Diagnosis #Stages #Management ... #Signs #Symptoms
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs - Ischemia ... Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... #ECG #EKG #diagnosis ... Interpretation #differential
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... cardio-pulmonary symptoms ... ., A-Fib also a ... • Dominant R Wave ... leads) RV Ischemia
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 ... deviation) • Acute ischemia ... #differential #
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
is unconscious, signs ... depression • T wave ... is conscious, symptoms ... as soon as possible ... Checklist #Diagnosis #Management
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... to diagnose the case ... as Typical AVNRT ... excludes other differentials ... ’s called Frog sign
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... STE: "Pardee's sign ... (Eiffel Tower sign ... "pinched off" as
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... AKI, acute limb ischemia ... WBC >100k, + lab signs ... unless worrisome EKG ... #diagnosis #management
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
heart disease Causes ... • Myocardial ischemia ... Digoxin toxicity Symptoms ... 300 = NSVT EKG ... A PAC also has a