106 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... loss, lethargy, fever ... • Fever, weight ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
COVID-19 Patterns ... Organizing Pneumonia ... Patterns #Lung #Pulmonary ... #ChestCT #radiology ... #CTChest #diagnosis
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
and cardiogenic pulmonary ... cryptogenic organizing pneumonia ... chronic eosinophilic pneumonia ... #Diagnosis #Radiology ... #Pulmonary #HRCT
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
cough, dyspnea, fever ... - Diagnosis: ... , Pulmonary lymphoma ... #COP #BOOP #pulmonary ... #ILD #diagnosis
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 #Diagnosis
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... e.g., CXR, CT, ultrasound ... Inflammation (e.g., fever ... #Pneumonia #Venn ... #Pulmonolary
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
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Radiographic Features of Pulmonary ... Diseases - Pneumonia ... Emphysema - Pulmonary ... #Diseases #Radiology ... #Differential #Diagnosis
Eosinophilic Pneumonia
When to suspect Eosinophilic Pneumonia? Non-resolving pneumonia + BAL > 25% eosinophils + excluded more
Eosinophilic Pneumonia ... excluded more common diagnoses ... tobacco hx - Fever ... Consolidations AKA "inverse pulmonary ... #diagnosis #pulmonary
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
Non-Resolving Pneumonias ... yersinia/rats, Q fever ... Others: - Pulmonary ... #NonResolving #Pneumonia ... #diagnosis #pulmonary
One-page resource for Lung POCUS in COVID19:
- likely (unproven) sensitive due to peripheral distribution of lesions
Lung POCUS in COVID19 ... #Lung #POCUS #COVID19 ... #coronavirus #pulmonary ... #ultrasound #diagnosis