24 results
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
- Reticular - ... Radiology #Patterns #Lung ... #CXR #XRay #ChestCT ... #Differential # ... Diagnosis
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 ... seen and in many cases ... #Pulmonary #CXR
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... - Reticular interstitial ... mass - Solitary Pulmonary ... Atelectasis #Diagnosis ... Clinical #Radiology #CXR
Cystic Lung Disease
Upper Lobe Predominant: 
Langerhans Cell Histiocytosis, Pneumocystis Jiroveci, Hypersensitivity Pneumonitis, Neurofibromatosis Type 1, Paracoccidioidomycosis,
Cystic Lung Disease ... , Desquamative Interstitial ... nickmmark #Cystic #Lung ... #Disease #differential ... #diagnosis #causes
On the left a chest film of a patient with UIP due to IPF.
The findings on
changes in the basal lung ... densities caused ... reticulation with a lower lobe ... Clinical #Radiology #CXR ... UsualInterstitialPneumonitis #Usual #Interstitial
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
histologic pattern of pulmonary ... On a chest X-ray ... to confirm the diagnosis ... at the lung bases ... #Interstitial #
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
Ulcers, Livedo reticularis ... pleural effusion on CXR ... interstitial lung ... disease/pulmonary ... signs #symptoms #diagnosis
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... Limitation • Interstitial ... lung disease ... #Causes #Pulmonary
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... lung disease, it ... diagnosis (Table ... pulmonary edema ... #CTChest #Reticular
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Left Shunt - Anatomic ... Disease, Interstitial ... Lung Disease ... Hypoxia #hypoxemia #differential ... #diagnosis