6 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... • Interstitial lung ... Malformation • Severe Pneumonia ... Abnormalities • Chest ... #Hypoxia #Differential
Main Lung Ultrasound differences between COVID-19 involvement and other conditions that may yield respiratory symptoms
 •
Main Lung Ultrasound ... differences between COVID ... superimposed bacterial pneumonia ... #POCUS #Lung #Ultrasound ... #Comparison #Table
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... , pleural effusion ... Infections #HIV #AIDS ... #pulmonary #differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
: Atelectasis, ARDS ... , Pneumonia and ... Embolism, Obstructive Lung ... , Interstitial Lung ... #hypoxemia #differential
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Ultrasound Findings ... pleura reflection) Pneumonia ... Distress Syndrome (ARDS ... #pulmonary #differential ... #POCUS #ultrasound
PseudoARDS-Effusion Pattern

PseudoARDS-effusion refers to a patient with bilateral infiltrates who seems to have ARDS, but whose
seems to have ARDS ... admixture of true lung ... (e.g. small pneumonia ... a semi-supine chest ... ChestCT #PseudoARDS #Comparison