31 results
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Diseases - Pneumonia ... Edema - Congestive ... #Patterns #Lung ... #CXR #XRay #ChestCT ... #Differential #
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
interstitial lung ... diseases LIP ... CTILD #Diagnosis #Differential ... #Comparison #Table ... #Pulmonary #Rheumatology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... lung disease comes ... lung disease and ... Diagnosis #Radiology #Pulmonary ... #CXR #Interstitial
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
sliding-must be pulm edema ... Differential Bilat ... : Pulmonary edema ... , ARDS, interstitial ... lung disease, interstitial
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
spaces with pus, edema ... lung disease (i.e ... Diagnosis #Radiology #Pulmonary ... #CTChest #GGO # ... #GroundGlass #Differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Edema, Atelectasis ... , Obstructive Lung ... Disease, Interstitial ... Lung Disease ... Hypoxia #hypoxemia #differential
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
Patients • Diffuse Interstitial ... edema; ARDS, Metastatic ... disease, Pulmonary ... Actinomyces spp., NHL; Lung ... #diseases #differential
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea - Differential ... edema • Atelectasis ... • Cancer • Interstitial ... lung disease Vasculature ... 2LmUODZ #Dyspnea #Differential
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... Limitation • Interstitial ... lung disease ... Abnormalities • Chest ... Hypoxemia #Hypoxia #Differential
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Honeycombing Most diseases ... Diagnosis #Radiology #Pulmonary ... #CTChest #LowAttenuation ... #Differential # ... Diagram #Comparison