19 results
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Pneumothorax - Effusion ... Glass Opacity - Chronic ... Radiology #Patterns #Lung ... #CXR #XRay #ChestCT ... #Differential #
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV/AIDS ... Patients • Diffuse Interstitial ... Influenza, Lymphocytic interstitial ... Actinomyces spp., NHL; Lung ... #diseases #differential
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Dyspnea - Differential ... Pericardial • Effusion ... Pneumonia • ARDS ... Interstitium
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... Possible small plural effusion ... Possible bilateral effusion ... Distress Syndrome (ARDS ... #differential #
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea - Differential ... Bronchitis • Chronic ... • Cancer • Interstitial ... lung disease Vasculature ... Pleura: • Pleural effusion
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
cardiogenic edema, to differentiate ... Look for other signs ... heart due to a chronic ... infection, ARDS ... #CXR #Diffuse #
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Differential Bilat ... : Pulmonary edema ... , ARDS, interstitial ... lung disease, interstitial ... partially seen shred sign
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
: Atelectasis, ARDS ... Disease, Interstitial ... Fibrosis, Interstitial ... Lung Disease ... Hypoxia #hypoxemia #differential
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
pain, pleural effusion ... on CXR • RA inflammation ... tends to cause interstitial ... lung disease/pulmonary ... pathophysiology #signs
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Imaging: • CXR ... Rare: pleural effusions ... organizing pneumonia, Chronic ... eosinophilia pneumonia, Pulmonary ... Pneumonia #COP #BOOP #pulmonary