10 results
Benign T-wave Inversion (BTWI) vs. Wellens'
 • Usually in leads V3-V6 (vs. V2-V4 in Wellens'), but
Benign T-wave Inversion ... over time (vs. ever-evolving ... #Twave #Inversion ... #BTWI #EKG #ECG ... diagnosis #cardiology #electrocardiogram
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
J point • De Winter ... V2 • Wellens sign ... indistinguishable from ... #differential # ... cardiology #electrocardiogram
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... EKG of the same ... rapid cannon a waves ... excludes other differentials ... Hussainch #Cannon #Awaves
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 ... T waves - starts ... #electrocardiogram ... Interpretation #differential
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 ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
Summary table of common benign breast diseases and how to manage them. 
Fibroadenoma:
 • Most common
cyst: • Arise from ... trauma to breast e.g ... bruising/erythema/sign ... Patient may have fever ... #differential #
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
junctional tachy not from ... 3 different P waves ... longer pause 2º ... #electrocardiogram ... #cardiology #differential
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
diffuse goiter (Graves ... antibodies (TRAb) if Graves ... arrhythmia - Fever ... hyperthyroidism #causes ... endocrinology #signs
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
No associated P-wave ... , and the T-wave ... opposite direction from ... may not occur Differential ... to PVCs but are benign
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Enteroviruses (e.g ... • Headache • Fever ... Acute meningeal signs ... (fever, nuchal ... bacterial from