50 results
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Hypoxemia / Hypoxia ... pneumothorax, COPD ... 12 / shallow breathing ... Sophia_Hayes_MD #Hypoxemia ... #Hypoxia #differential
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Acute Hypoxemia ... Shock • Airway Disease ... : Asthma, COPD, ... Sophia_Hayes_MD #Hypoxemia ... #hypoxia #Differential
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... (Asthma, COPD) ... • Parenchymal Disease ... Abnormalities #Hypoxemia ... #Hypoxia #Differential
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Hypoventilation: CNS ... neuromuscular disease ... MatthewHoMD #Hypoxemia ... #Hypoxia #Differential
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Diagnosis Algorithm Pulmonary ... and/or Hypoxemia ... : • COPD • Interstitial ... Sleep-Disordered Breathing
COPD Exacerbations - Management
 • Identify Triggers
 • Assess Severity
 • Risk for Poor Outcomes
 •
COPD Exacerbations ... - Address Hypoxemia ... @PulmPEEPs #COPD ... Management #treatment #pulmonary
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Interstitial lung diseases ... , pulmonary edema ... direction leads to hypoxemia ... Pneumonia, asthma, COPD ... Respiratory #Failure #hypoxia
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
to chronic lung disease ... (COPD) • Hypoxia ... • Pulmonary hypertension
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS ... Obstructive Lung Disease ... , Interstitial Disease ... Interstitial Lung Disease ... #Hypoxia #hypoxemia
A Non-Invasive approach to Respiratory Failure
 • COPD and Ventilatory Failure → NiPPV with Bi-level Settings
Respiratory Failure • COPD ... Settings • CHF / Pulmonary ... Failure #management #hypoxia