18 results
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Metastases - Interstitial ... - 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 ... #Diagnosis #Radiology ... #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 ... Masses Atelectasis #Diagnosis ... Clinical #Radiology #CXR
On the left a chest film of a patient with UIP due to IPF.
The findings on
changes in the basal lung ... reticulation with a lower lobe ... Clinical #Radiology #CXR ... #CTChest #UIP # ... UsualInterstitialPneumonitis #Usual #Interstitial
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
Ulcers, Livedo reticularis ... pleural effusion on CXR ... tends to cause interstitial ... lung disease/pulmonary ... signs #symptoms #diagnosis
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... in a pattern of reticular ... lung disease, it ... pulmonary edema ... #CTChest #Reticular
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 #
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Left Shunt - Anatomic ... Disease, Interstitial ... Fibrosis, Interstitial ... Lung Disease ... #differential #diagnosis
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
The upper lobe is ... attached to the chest ... is a possible diagnosis ... airways leading to pulmonary ... Clinical #Radiology #CXR
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
Amiodarone Induced Lung ... Direct cytotoxic lung ... glass opacities • Reticular ... pneumonitis Diagnosis ... ground glass or reticular