24 results
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... period without chest ... #Wellens #Sign # ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
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 ... #Crochetage #Sign
A Lewis Lead (also called the S5 lead) is a modified ECG lead used to detect
is a modified ECG ... clinically, based on signs ... standard 12 lead ECG ... Lead I on the ECG ... #Cardiology #EKG
Colonic Thumbprint Sign on Abdominal XRay - Differential Diagnosis:
 • inflammatory bowel disease: UC and CD
Colonic Thumbprint Sign ... • infection (e.g ... Colon #Thumbprint #Sign ... #Differential # ... Diagnosis #radiology
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
's female with chest ... Triage EKG (no prior ... Differential/diagnosis ... RV, McConnell's sign ... #McConnells #sign
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... Clinical #Diagnosis #Radiology ... #CTChest #Cystic ... Comparison #Table #RadiologyAssistant
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
• Neurological deficits ... • Meningeal signs ... Systemic symptoms and signs ... (e.g., fever, myalgia ... CNS infection (e.g
Bradycardia
1) First Steps: IV, O2, Monitors, ECG, Pads on patient, Crash Cart in room. Is patient
O2, Monitors, ECG ... worsening brady, Signs ... Pain • ECG: Bad ... Connect ECG Leads ... bradycardia #diagnosis #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... V2 • Wellens sign ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... Equivalents / Don't Miss Signs ... #Ischemia #ECG ... #EKG #diagnosis ... Interpretation #differential