20 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... • Interstitial lung ... Abnormalities • Chest ... Abnormalities #Hypoxemia ... #Hypoxia #Differential
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Hypoxemia / Hypoxia ... MG, ALS) • ↓ chest ... compliance (e.g., flail chest ... Sophia_Hayes_MD #Hypoxemia ... #Hypoxia #differential
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Hyperacute Hypoxemia ... Exam, POCUS (B-lines ... STAT CXR, CTA Chest ... #Hyperacute #Hypoxemia ... #Hypoxia #Workup
Lung Ultrasound for Diagnosing Pneumonia - Scan through 6 zones (3 per side) 1. Midclavicular line
for Diagnosing Pneumonia ... on the anterior chest ... the posterior chest ... #Peds #EM #PICU ... #POCUS #Lung #Pneumonia
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Elasticity (flail chest ... Atelectasis, ARDS, Pneumonia ... #Hypoxia #hypoxemia ... #differential #diagnosis
Pneumonia on Chest Xray and POCUS

Extensive pneumonia in lower left lobe (red arrow). 
POCUS: Dynamic air
Pneumonia on Chest ... Xray and POCUS ... #CXR #Comparison ... #Clinical #Lung ... #Pulmonary #Clinical
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... evidence of a chest ... production, pleuritic chest ... signs (tachypnea, hypoxemia ... #Pulmonolary
Empyema Necessitans (EN) on Chest POCUS

Pulmonary teaching case: you are called to the bedside of a
Necessitans (EN) on Chest ... POCUS Pulmonary ... was admitted for pneumonia ... - What’s the diagnosis ... #Chest #Lung
Pulmonary Hypertension Groups - WHO Classification
Group I - Vascular remodeling of pulmonary arteries
 • Idiopathic, HIV,
III - Chronic lung ... disease causing hypoxemia ... dyspnea, fatigue, or chest ... dyspnea, fatigue, chest ... Classification #diagnosis
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
ARDS: Clinical Cheat ... leading to increased pulmonary ... congestion with hypoxemia ... oxygenation in pneumonia ... Summary #CheatSheet #Diagnosis