13 results
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
and UIP. ... #Diagnosis #Radiology ... Pulmonary #HRCT #ChestCT ... #Differential #Table ... Central #Peripheral #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... findings of NSIP, UIP ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Findings #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
bronchiolitis (RB-ILD ... is seen in: - UIP ... Pulmonary edema #Diagnosis ... Pulmonary #HRCT #ChestCT ... #Differential #Table
Cavitation - Pneumonia
In virulent pyogenic infections an abscess may form within the consolidated lung as a
pus is coughed up ... be seen on the chest ... are usually very ill ... Radiology #CXR #CTChest ... CavitaryPneumonia #RadiologyAssistant
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
restricted to areas ... carcinoma, the diagnosis ... cryptogenic organizing pneumonia ... Clinical #Radiology #CTChest ... #ILD #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
low attenuation (table ... On a Chest X-Ray ... detected on a chest ... in many cases UIP ... #Differential #RadiologyAssistant
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
- Differential Diagnosis ... Artery Disease • Stable ... Thickening/Masses Chest ... Pulmonary Alveoli • Pneumonia ... Interstitium • ILD
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
Acute interstitial pneumonia ... There are areas ... suggestive of the diagnosis ... Clinical #Radiology #CTChest ... #ILD #RadiologyAssistant
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
high mortality (up ... Pleuritic chest ... pneumonitis Diagnosis ... Exclusion of other ILDs ... reticular opacities on chest
On a normal lateral chest film the silhouette of the left diaphragm 2- can be seen
normal lateral chest ... from posterior up ... One should be able ... Radiology #CXR #Pneumonia ... SilhouetteSign #RadiologyAssistant