8 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... DANGER (4) Vfib ... Irregular (1) A fib ... bradyarrhythmia #ECG ... #EKG #diagnosis
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
draw • Severe pain ... Bradyarrhythmias • Sinus bradycardia ... Medication side effect (e.g ... Medication side effect (e.g ... Classification #Table
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... Valvular disease (e.g ... Symptoms: • Chest pain ... brain flow (VT/Vfib ... /Afib/WPW) • Loss
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... CNS pathology (e.g ... Pulmonary pathology (e.g ... exacerbation) - Drugs (e.g ... #Causes #Sodium
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... (e.g. ankylosing ... spondyloarthritis (e.g ... Diagnosis #causes ... #primarycare #table
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... all extremity, facial ... Hands or feet • Pain ... hyponatremia, bradycardia ... Electrodiagnostic studies - EMG
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
of diagnosis (e.g ... Self-limiting, chronic but stable ... , cough, chest pain ... (2-5%), liver (pain ... 12-20%, spleen (pain
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Pleuritic chest pain ... Lung Abscess Differential ... • Vasculitis (e.g ... #causes #management