42 results
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential Diagnosis ... bradycardia, Sick Sinus Syndrome ... node: AV re-entrant ... #Differential #Diagnosis ... #Causes #cardiology
Classification of Jaundice
Unconjugated hyperbilirubinemia (predominantly indirect bilirubin)
 • Increased bilirubin production (eg, hemolytic anemias, hemolytic reactions,
anemias, hemolytic reactions ... , drug reactions ... miscellaneous causes ... Classification #diagnosis ... #differential #causes
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
- Differential Diagnosis ... • AV block ... Subclavian steal syndrome ... Classification #Table ... #Causes
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Extravascular Causes ... ) - HELLP syndrome ... Hemolytic uremic syndrome ... Extravascular #Causes
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
maintained fever CAUSES ... transfusion • Allergic reaction ... hyperthermia crisis (late sign ... #Differential #Causes ... Anesthesia #Checklist #Diagnosis
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... (2) Sick Sinus Syndrome ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
polyneuropathy (e.g ... Guillain-Barré syndrome ... Hyperthyroidism, Serotonin syndrome ... #differential #diagnosis ... #table #neurology
Portal Hypertension - Differential Diagnosis
Portal Pressure = the pressure difference between the pressure in the portal
- Differential Diagnosis ... significant portal HTN Signs ... and hepatorenal syndrome ... • Budd Chiari syndrome ... thrombosis • Splenic AV
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
frequently benign causes ... carotid sinus syndrome ... orthostatic vital sign ... and an initial ECG ... Further diagnostics
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
IV Mg infusion (e.g ... - Tumor lysis syndrome ... #Differential #Diagnosis ... High #Magnesium #Table ... #Causes #Management