40 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... • Interstitial lung ... Abnormalities • Chest ... #Hypoxia #Differential ... #Diagnosis #Algorithm
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Diagnosis Framework ... • CT: Halo sign ... AIDS #pulmonary #differential ... #diagnosis #infectiousdiseases
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Response Management Algorithm ... hemorrhage • Pus: pneumonia ... atelectasis • Lung ... #Hypoxia #differential ... #Diagnosis #Management
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Diagnosis Algorithm ... Red Flags: • Fever ... lymadenopathy, clubbing, chest ... refer + order CT ... #Diagnosis #Algorithm
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... infiltrate (e.g., CXR, CT ... , ultrasound) - ... Inflammation (e.g., fever ... signs (tachypnea, hypoxemia
Causes of Acute Pediatric Cough - Differential Diagnosis Algorithm
No Fever, No Tachypnea
 - Normal Chest Auscultation
Pediatric Cough - Differential ... Diagnosis Algorithm ... - Normal Chest ... • Bacterial pneumonia ... #Diagnosis #Algorithm
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
infections according to CT-scan ... oxtvmJe1RmlxFFJpzgymkqdNRFOw%3D%3D #CT ... Patterns #Pulmonary #Lung ... ComputedTomography #Differential ... #Diagnosis #Chest
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Room Air + Sea Level ... Atelectasis, ARDS, Pneumonia ... , Interstitial Lung ... #hypoxemia #differential ... #diagnosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... decubitus - air fluid level ... CT Lung Abscess ... Abscess Differential ... Abscess #pulmonary #differential
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... Findings on Chest ... CT 1. ... Organizing Pneumonia ... #CTChest #diagnosis