12 results
De Winter's T-waves in precordial leads and ST elevation in inferior leads.  There are already
elevation in inferior ... supplying the inferior ... addition to the anterior ... #Clinical #EM #Cardiology ... EKG #DeWinter #TWaves
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
sign A - Biphasic anterior ... Deeply inverted anterior ... asymmetrical, broad-based anterior ... inversions in the anterior ... EKG #diagnosis #differential
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... anteroseptal and inferior ... voltage Other Causes ... Segment #Elevation #differential
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
- hyperacute T waves ... - deWinter T waves ... stenosis - U wave ... in avL - early inferior ... Interpretation #differential
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
Vision loss - Differential ... occlusive disease (anterior ... tumor, trauma, Graves ... Ocular causes - ... closure glaucoma), anterior
Schematic representation of the major sources of ammonia production and its excretory pathway (GI = gastrointestinal,
gastrointestinal, IMV = inferior ... although hepatic causes ... namely, the many causes ... Urease producing UTI ... Hyperammonemia #Differential
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... • Dominant R Wave ... Leads (VI-V3) +/- Inferior ... • Non-specific ST-T ... Changes • STE
There is inferior ST elevation with reciprocal ST depression in aVL and  in lead I,
There is inferior ... ST elevation with ... conduction delay (R'-wave ... #Clinical #EM #Cardiology ... #EKG #STEMI #Inferior
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
Hyperdefecation • Anterior ... diffuse goiter (Graves ... immunoglobulin (TSI ... hyperthyroidism #causes ... #diagnosis #differential
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
artery (LMCA). left anterior ... elevation: Differential ... overdose: Prominent R wave ... prominent terminal R wave ... diagnosis #ekg #differential