150 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... • Obesity Hypoventilation ... Abnormalities #Hypoxemia ... #Hypoxia #Differential ... Diagnosis #Algorithm #Causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Hypoxemic Respiratory ... Mount Everest) HYPOVENTILATION ... sedatives, obesity-hypoventilation ... of hypoxemic respiratory ... direction leads to hypoxemia
Causes of Generalized Hypoxia - Differential Diagnosis
 • Hypoxemic - Not enough O2 (Most Common)
 •
Causes of Generalized ... Hypoxia - Differential ... Diagnosis • Hypoxemic ... Differential #Diagnosis #causes ... #hypoxemia
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Acute Hypoxemia ... Hemorrhage • Hypoventilation ... Sophia_Hayes_MD #Hypoxemia ... #hypoxia #Differential ... #Diagnosis #causes
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
Hypoxia and Hypoxemia ... - Overview Hypoxia ... to meet demands Hypoxemia ... common type of hypoxia ... differential #diagnosis #causes
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Atmospheric pressure • Hypoventilation ... MatthewHoMD #Hypoxemia ... #Hypoxia #Differential
CAPNOGRAPHY 
Provides a measure of ventilation – or concentration of CO2 exhaled air (aka end tidal
Apnea or hypoventilation ... oxygen deficiency (hypoxia ... detect Apnea or hypoventilation ... #curarecleft #hypoventilation ... #hyperventilation
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Hypoxemia / Hypoxia ... shallow breathing - Hypoventilation ... Sophia_Hayes_MD #Hypoxemia ... #Hypoxia #differential
Medications for High-Altitude Sickness 
Acetazolarnide 
 • Carbonic Anydrase Inhibitor Bicarb diuresis & metabolic Acidosis ->
> compensatory hyperventilation ... • Improves hypoxemia ... • Improves hypoxemia
“H’s & T’s“ - The reversible causes of Cardiac Arrest 
Hypovolemia, Hypoxia/Hypoxemia, Hydrogen Ion Excess (Acidosis),
The reversible causes ... Hypovolemia, Hypoxia ... /Hypoxemia, Hydrogen