2589 results
Occult Causes of Non-Response to Vasopressors

vital disclaimer: the cognitive response to hypotension should not be reaching
response -> cognitive pause ... toxicologic - 2nd cause ... #Vasopressors #Differential
Syncope - Differential Diagnosis Framework
Reflex Syncope:
• Vasovagal: Prolonged standing, Stress, Pain
• Situational: Coughing, Sneezing, Micturition, Defecation,
Syncope - Differential ... bradycardia, Sinus pauses ... SCVMCMed #Syncope #Differential
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... bradycardia • Sinus pauses ... #Syncope #Differential
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
full compensatory pause ... may not occur Differential ... shorter compensatory pause ... PVC #diagnosis #differential
Pulse Oximetry Summary
Pulse oximetry is the non-invasive continuous measurement of the oxygen saturation of hemoglobin. It
deoxy hemoglobin differentially ... such as after a pause
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
200ms from longer pause ... electrocardiogram #cardiology #differential
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
oxygen delivery • Pause ... pressure as a cause ... intrathoracic pressure can cause ... o Endocrine cause ... #Hypotension #Differential
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... an underlying cause ... Instead, pause, ... #Polycythemia #Differential
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
should identify any cause ... oxygen delivery • Pause ... surgery related cause ... Airway #Pressure #Differential
Algorithm for diagnosing the cause of red eye.

#Diagnosis #Ophthalmology #Red #Eye #Algorithm #Differential
diagnosing the cause ... Eye #Algorithm #Differential