8 results
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Crackles / ↓ Air ... hemorrhage • Pus: pneumonia ... edema • Air: ... asthma • Pleural disease ... atelectasis • Lung
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Differential Diagnosis Algorithm ... • Interstitial lung ... diseasePulmonary ... Malformation • Severe Pneumonia ... #Diagnosis #Algorithm
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Ultrasound Findings ... sliding/barcode sign ... pleura reflection) Pneumonia ... cases - Dynamic air ... #Lung #POCUS #ultrasound
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
(assumes Room Air ... Atelectasis, ARDS, Pneumonia ... Embolism, Obstructive Lung ... , Interstitial Lung ... #Hypoxia #hypoxemia
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 ... sliding: Pulmonary ... disease, interstitial ... partially seen shred sign ... #ultrasound
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
reversed halo sign ... ; PZ, pulmonary ... respiratory tract disease ... #Diagnosis #Pulmonary ... #Differential #Algorithm
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic cough • Hypoxia ... Nasal polyps and signs ... thickening, presence of air-fluid ... in the adjacent lung ... of the affected lung
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
disease, pleuritic ... consider infarction, hypoxia ... Occasional sighs ... resistance to air ... Breathing #Patterns #Pulmonary