38 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... • Interstitial lung ... Defect ** • Atrial ... Hypoventilation Syndrome ... #Diagnosis #Algorithm
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Secondary to chronic lung ... disease (COPD) • Hypoxia ... • Pulmonary hypertension ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... direction leads to hypoxemia ... hepatopulmonary syndrome ... shunting (eg, atrial ... #Differential #Diagnosis
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
- Workup and Management ... (JVP, edema), Lung ... Exam, POCUS (B-lines ... , lung sliding) ... #diagnosis #Management
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Hepatopulmonary Syndrome ... absence of intrinsic lung ... blood gas (ABC) ... on radioactive lung ... #diagnosis #management
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... , Interstitial Lung ... #pulmonary #Hypoxia ... #diagnosis
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
PARKINSON WHITE SYNDROME ... PHAEOCHROMOCYTOMA • PULMONARY ... DISEASE • HYPOXIA ... #Differential #Diagnosis ... #Cardiology
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Possible bilateral effusion ... Respiratory Distress Syndrome ... submassive PE) POCUS ... #differential #diagnosis ... #signs #Lung #POCUS
ExtraCorporeal Membrane Oxygenation (ECMO) Fundamentals
Definitions:
 • ExtraCorporeal Membrane Oxygenation (ECMO) provides prolonged pulmonary and/or circulatory support
provides prolonged pulmonary ... Venous side (right atrium ... VV: Refractory hypoxemia ... #Oxygenation #diagnosis ... #management
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Respiratory Distress Syndrome ... leading to increased pulmonary ... congestion with hypoxemia ... consistent with pulmonary ... Summary #CheatSheet #Diagnosis