23 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... neuromuscular disease ... #Diagnosis #Algorithm ... #pulmonary #Aa
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Differential Diagnosis Algorithm ... Mismatch • Airway Disease ... • Parenchymal Disease ... #Diagnosis #Algorithm
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Differential Diagnosis Algorithm ... Respiratory: • Pulmonary ... Embolism • Hypoxia ... • AFib/AFlutter ... Syndrome #Syncope #Cardiology
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Response Management Algorithm ... pneumonia • Water: pulmonary ... asthma • Pleural disease ... Diagnosis #Management #Algorithm ... #rapid #pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Obstructive Lung Disease ... , Interstitial Disease ... Interstitial Lung Disease ... UnremarkableLab #AA ... #Hypoxia #hypoxemia
Atrial Fibrillation - Diagnosis, Causes, Presentations
Causes (PIRATES):
 - Pulmonary embolism 
 - Ischemia (cardiac) 
 -
(PIRATES): - Pulmonary ... - Repiratory disease ... myxoma - Thyroid disease ... #Fibrillation #AFib ... PIRATES #Emergency #Cardiology
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
to chronic lung disease ... (COPD) • Hypoxia ... • Pulmonary hypertension ... Tachycardia #MAT #Cardiology
Wide Complex Tachycardia - Differential Diagnosis Algorithm
Irregular
 • Polymorphic VT
    - Torsades
Differential Diagnosis Algorithm ... myocarditis • AFib ... Nonstructural Heart Disease ... Differential #Diagnosis #Algorithm ... #WCT #cardiology
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Differential Diagnosis Algorithm ... Pulmonary Arterial ... and/or Hypoxemia ... Differential #Diagnosis #Algorithm
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
CONGENITAL STRUCTURAL DISEASE ... ACQUIRED VALVULAR DISEASE ... PHAEOCHROMOCYTOMA • PULMONARY ... DISEASEHYPOXIA ... Differential #Diagnosis #Cardiology