14 results
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
on EKG Typical ... up, slow down; "negative ... #aflutter #ecg ... #cardiology #clinical ... #diagnosis #comparison
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
Negative F ... #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
on EKG • Inferior ... up, slow down; "negative ... #aflutter #ecg ... #cardiology #clinical ... #diagnosis
Reverse Typical (Clockwise) Atrial Flutter on EKG
 • Inferior leads: "Positive" waves often notched (usually not
on EKG • Inferior ... • V1: Broad & negative ... #aflutter #ecg ... #cardiology #clinical ... #diagnosis
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... Specific for critical ... anterior wall MI ... #Wellens #Sign # ... #Diagnosis #Cardiology
Pericarditis on EKG
Stage 1 - Widespread ST elevation (<5mm) and PR depression; In aVR: ST depression
Pericarditis on EKG ... Normalization Spodick's sign ... seen in acute MI ... #cardiology #diagnosis ... #clinical
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
- Brugada's sign ... - Josephson's sign ... VT #VTach #SVT #Comparison ... #ekg #cardiology ... #diagnosis #electrocardiogram
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #Differential #Comparison ... #Table #RadiologyAssistant
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Triage EKG (no prior ... Sister had MI in ... Differential/diagnosis ... Echocardiogram #A4c #clinical ... #cardiology #McConnells
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs ... heart valves • MRI ... often seen • MRI ... #Endocarditis #comparison ... #table