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The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
The idiopathic interstitial ... responses of the lung ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #RadiologyAssistant
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
Lung Toxicity Summary ... gradually with symptoms ... Characteristic finding ... Improvement in symptoms ... and confirmatory findings
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... about imaging findings ... lung disease comes ... lung disease and ... #Differential #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
- Emphysema - Lung ... basis of HRCT findings ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Emphysema #SignetRing #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Thickening of the interstitium ... lung disease (i.e ... bronchiolitis #Diagnosis ... Radiology #Pulmonary #CTChest ... #Differential #RadiologyAssistant
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... Hallpike test (posterior ... No auditory symptoms ... Long symptom-free ... #differential #diagnosis
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... lung disease, it ... a predominant finding ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
On the left a chest film of a patient with UIP due to IPF.
The findings on
The findings on ... changes in the basal lung ... Radiology #CXR #CTChest ... UsualInterstitialPneumonitis #Usual #Interstitial ... Reticular #ILD #RadiologyAssistant
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
friction rub audible Lungs ... tends to cause interstitial ... lung disease/pulmonary ... pathophysiology #signs #symptoms ... #diagnosis #ExtraArticular
Based on the images alone, it is usually not possible to determine the cause of the
non-pulmonary findings ... this is nodular interstitial ... lung disease, that ... #Clinical #Diagnosis ... Consolidation #Causes #RadiologyAssistant