10 results
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 ... #differential #
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... Diagnosis Framework ... anteroseptal and inferior ... voltage Other Causes
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
- hyperacute T waves ... stenosis - U wave ... in avL - early inferior ... Ischemia #ECG #EKG #diagnosis ... Interpretation #differential
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
Vision loss - Differential ... Diagnosis Ischemia ... occlusive disease (anterior ... tumor, trauma, Graves ... closure glaucoma), anterior
Schematic representation of the major sources of ammonia production and its excretory pathway (GI = gastrointestinal,
gastrointestinal, IMV = inferior ... although hepatic causes ... Urease producing UTI ... Hyperammonemia #Differential ... #Diagnosis
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 ... Changes • STE ... Embolism #AcutePE #diagnosis
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
Hyperdefecation • Anterior ... hyperthyroidism Diagnosis ... 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 ... diagnosis includes ... electrocardiogram #diagnosis ... #ekg #differential
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
tract and/or the anterior ... are involved) Anterior ... • Etiology - Anterior ... tracts in the anterior ... #diagnosis #neurology
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Differential/diagnosis ... Patient has t-wave ... inversions V1-V4 plus inferior ... seen in 34% of cases