71 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... • Interstitial lung ... disease • Pulmonary ... Septal Defect Pulmonary ... Malformation • Severe Pneumonia
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... pleura reflection) Pneumonia ... Consolidations - "Shred" sign ... Possible small plural effusion ... Possible bilateral effusion
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Acute Hypoxemia ... Focal Alveolar: Pneumonia ... Hemorrhage • Impaired Diffusion ... Sophia_Hayes_MD #Hypoxemia ... #hypoxia #Differential
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
: Interstitial lung ... direction leads to hypoxemia ... • Causes: Pneumonia ... bypassing the lungs ... Respiratory #Failure #hypoxia
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • CT: Halo sign ... : • Upper lung ... , pleural effusion ... Infections #HIV #AIDS #pulmonary
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Hypoxemia / Hypoxia ... hemorrhage • Pus: pneumonia ... • Water: pulmonary ... atelectasis • Lung ... Algorithm #rapid #pulmonary
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Radiographic Features of Pulmonary ... Diseases - Pneumonia ... Pneumothorax - Effusion ... Emphysema - Pulmonary ... Radiology #Patterns #Lung
Right pleural effusion with "spine sign" seen beautifully by using large footprint curvilinear transducer on lung
Right pleural effusion ... with "spine sign ... transducer on lung ... #Pleural #Effusion ... #ultrasound #pulmonary
Lung POCUS: Shred sign in patient with non-translobar consolidation. Phased array probe used.

Dr. Robert Jones @RJonesSonoEM

#ShredSign
Lung POCUS: Shred ... sign in patient ... Consolidation #Pneumonia ... #Lung #POCUS #Pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Atelectasis, ARDS, Pneumonia ... Embolism, Obstructive Lung ... Disease and more • Diffusion ... , Interstitial Lung ... #Hypoxia #hypoxemia