33 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... • Interstitial lung ... Hypoventilation Syndrome ... Abnormalities • Chest ... #Hypoxia #Differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Elasticity (flail chest ... , Interstitial Lung ... #Hypoxia #hypoxemia ... #differential #
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... obesity-hypoventilation syndrome ... direction leads to hypoxemia ... hepatopulmonary syndrome ... #Differential #
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
- Workup and Management ... Differential Diagnosis ... (JVP, edema), Lung ... POCUS (B-lines, lung ... STAT CXR, CTA Chest
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic cough • Hypoxia ... Loss of weight • Chest ... Most Common Causes ... high-resolution chest ... #differential #
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
priority is to start chest ... person (minimum) to chest ... Breathing • Check chest ... adequacy of chest ... 4 H’s, 4 T’s: Hypoxia
Intraoperative Hypertension - Guidelines for Crises in Anaesthesia
Hypertension is most commonly due to inappropriate depth of
Breathing - exclude hypoxia ... as causes: • ... Check chest symmetry ... overload / TURP syndrome ... Anesthesiology #Anesthesia
Intraoperative Hypoxia / Desaturation / Cyanosis - Guidelines for Crises in Anaesthesia
Using these steps from start
Breathing • Check chest ... , 12-lead ECG, chest ... POTENTIAL CAUSES ... • Asymmetrical chest ... o Aspiration, pulmonary
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
Breathing • Check chest ... , 12-lead ECG, chest ... o Aspiration, pulmonary ... Airway #Pressure #Differential ... Anesthesiology #Anesthesia
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Respiratory Distress Syndrome ... ARDS: Clinical Cheat ... leading to increased pulmonary ... congestion with hypoxemia ... there is no clear cause