17 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... Rapid onset of a ... Infections #HIV #AIDS #pulmonary ... #differential #
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... Diagnosis Algorithm ... • Interstitial lung ... Malformation • Severe Pneumonia ... Abnormalities • Chest
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
evaluation - Chest ... X-ray - Lung ultrasound ... look for focal a-lines ... - CBC with differential ... #algorithm #schema
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Ultrasound Findings ... - Bilateral A-lines ... pleura reflection) Pneumonia ... #differential # ... #POCUS #ultrasound
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Left Shunt - Anatomic ... Atelectasis, ARDS, Pneumonia ... Embolism, Obstructive Lung ... , Interstitial Lung ... Hypoxia #hypoxemia #differential
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
B-Lines in case of Pneumonia ... Differential Bilat ... : Pulmonary edema ... a lot of B lines ... #ultrasound
Viral Pneumonia on Lung POCUS

Scanning lung pleura; findings include B-lines and a sub pleural consolidation.
Viral Pneumonia ... include B-lines and a ... (today, COVID19 ... #Lung #POCUS #ultrasound ... #pulmonary #radiology
COVID-19 on Lung POCUS

Day 4 after COVID diagnosis. More cough & tiredness (very badly), still no
COVID-19 on Lung ... still no dyspnea/chest ... resolution, Left side a ... #clinical #lung ... #ultrasound #pulmonary
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Response Management Algorithm ... hemorrhage • Pus: pneumonia ... • Water: pulmonary ... atelectasis • Lung ... Hypoxemia #Hypoxia #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
parenchyma by a ... radiograph shows a ... Abscess Differential ... #Abscess #pulmonary ... #differential #