14 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
60 (1) Sinus bradycardia ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology #differential
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
• Ventricular tachycardia ... Medication side effect (e.g ... Medication side effect (e.g ... Classification #Table ... #Causes
Intrapartum Abnormal Fetal HR Tracing - Causes of Bradycardia and Tachycardia - Differential Diagnosis Algorithm
Maternal Bradycardia:
Fetal HR Tracing - Causes ... - Differential Diagnosis ... congenital heart block (e.g ... Vagal stimulation (e.g ... hypoxemia • Cardiac
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
• They must be able ... 85% of predicted value ... production to cause ... Contraindications: - Bradycardia ... arrythmias Diagnostics: EKG
Common Vasopressors and Inotropes
Norepinephrine (NE)
 - Indication: Distributive shock (1st line for septic shock), Cardiogenic shock
is not desired (e.g ... is not desired (e.g ... effects: Reflex bradycardia ... Inotropes #comparison #table ... #pharmacology #
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... exam • 12-lead ECG ... dysfunction • Bradycardia-tachycardia ... Valvular disease (e.g ... Palpitations #Cardiology #Differential
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
system including valves ... and positioning (e.g ... non-sinus → 2-7 Tachycardia ... (eg steroid dependency ... #Hypotension #Differential
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexplained tachycardia ... or bradycardia ... alternate vasopressor (e.g ... as patient is stable ... Diagnosis #Management #Workup
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
values. 3. ... risk factors (eg ... hypertension (eg ... hypertension (eg ... #causes #Differential
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
nose deformity • Cardiac ... mononeuritis multiplex WORKUP ... (UPC) ratio • Cardiac ... recent DAN) • EMG ... Goodpasture's cause