19 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A per minute=rate ... are enough to diagnose ... excludes other differentials ... PhysicalExam #JVP #Cardiology ... #Neck #Frog #Sign
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... Diagnosis Table ... AFIutter) • P-waves ... #Diagnosis #Table ... Irregular #causes #cardiology
Electrocardiographic Features of Digoxin Toxicity
 • Virtually any arrhythmia is possible. None specific for digoxin toxicity
slow ventricular rate ... inverted/Biphasic T waves ... - BCM IM Residency ... ecg #toxicology #cardiology ... #diagnosis
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Tachycardia - Differential ... Diagnosis and Management ... #Tachycardia #Differential ... #Diagnosis #Management ... #cardiology #wide
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... High rate in <1 ... #Wellens #Sign # ... Electrocardiogram #Diagnosis ... #Cardiology
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... LIP #Clinical #Diagnosis ... #Radiology #CTChest ... #Comparison #Table
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
venous phase, Late ... CT #MRI #POCUS #radiology ... #differential # ... diagnosis #comparison ... #table #appearance
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
HOCM- dagger Q lat ... inf leads, LVH, LAE ... EKG #Checklist #diagnosis ... #cardiology #electrocardiogram ... #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
V2 • Wellens sign ... pain • Wellens sign ... Equivalents #ECG #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
tendon Volar plate ... Terry thomas sign ... Fractures #XRay #Radiology ... #Wrist #differential ... #diagnosis