21 results
Wellen's Syndrome 
Type A - Biphasic T wave 
Type B - Deeply inverted T wave
Wellen's Syndrome ... intervention #Wellens ... Types #Cardiology #EKG ... #ECG #Electrocardiogram ... #Diagnosis
Wellens Syndrome on EKG
Associated with a critical stenosis of the proximal LAD, suggestive of impending infarction
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Wellens Syndrome ... on EKG Associated ... Team @FOAMfrat #Wellens ... #Syndrome #EKG ... #ecg #cardiology
There are two patterns of T-wave abnormality in Wellens’ syndrome:
-Type A = Biphasic, with initial positivity
abnormality in Wellens ... negativity (25% of cases ... inverted (75% of cases ... ) #Diagnosis #Cardiology ... #ECG #EKG #Wellens
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... Serial EKGS in pts ... #Wellens #Sign # ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Benign T-wave Inversion (BTWI) vs. Wellens'
 • Usually in leads V3-V6 (vs. V2-V4 in Wellens'), but
Wellens' • Usually ... V2-V4 in Wellens ... ever-evolving T-waves in Wellens ... Inversion #BTWI #EKG ... #ECG #diagnosis
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... ratio > 1 in V2 • Wellens ... chest pain • Wellens ... #Equivalents #ECG ... #EKG #diagnosis
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... STE in avR - Wellen's ... #Ischemia #ECG ... #EKG #diagnosis ... #electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• No Treatment ... HeartBlocks #Types #Classification ... degrees #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... - Differential Diagnosis ... Chronic Disease (e.g ... #Anemia #MCV #Classification ... #Hematology
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
metastases, Infection (e.g ... uropathy, Metabolic causes ... (e.g., hypokalemia ... disease, Drugs (e.g ... Treatment is aimed