34 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... : Differential diagnosis ... aVR • Classic EKG ... #AVR #leadAVR #ecg ... #ekg #differential
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Chest Pain - Diagnosis ... History and Exam Acute ... Pneumothorax • Pulmonary ... : • EKG • Bedside ... #Diagnosis #Algorithm
Right Upper Quadrant Pain
Liver:
 - Infectious: Acute viral hepatitis, Liver abscess
 - Non-infectious: hepatitis (Alcohol, Medications),
Upper Quadrant Pain ... hepatitis, Liver abscess ... Hepatic congestion (e.g ... #RUQ #Pain # ... differential #diagnosis
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
(Ischemia) - Acute ... Septic Embolism (e.g ... Fat Embolism (e.g ... Mycotic Aneurysm (e.g ... blood vessels • Abscess
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Diagnosis Algorithm ... Bacterial • Abscess ... Solid Tumour (e.g ... Polycythemia vera Acute ... #Causes #Hematology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... deviation) • Acute ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... CNS pathology (e.g ... pathology (e.g. ... SSRIs) Severe pain ... #Diagnosis #Table
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Diagnosis Primary ... spondyloarthritis (e.g ... spondyloarthritis (e.g ... #primarycare #table
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
Diffuse Acute Abdominal ... Pain (<72 hours ... ) - Differential ... : R/O cardiac, pulmonary ... Metabolic disease (e.g
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential ... Diagnosis Framework ... QRS complex Pulmonary ... #differential # ... #ecg #ekg #electrocardiogram