12 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... lung disease comes ... low attenuation (table ... lung disease and ... seen and in many cases
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... consolidation - Diffuse ... - Reticular interstitial ... Nodule - Multiple Masses ... Atelectasis #Diagnosis
Whenever you see an area of increased density within the lung, it must be the result
of these four patterns ... resulting in lobar, diffuse ... opacities. 2- Interstitial ... fine or coarse reticular ... #Diagnosis #Radiology
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... have specific patterns ... realise, that these patterns ... #Diagnosis #Radiology
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
at the lung bases ... In many cases you ... to confirm the diagnosis ... lung bases. ... #Interstitial #
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... cells results in a pattern ... lung disease, it ... (Table). ... #Diagnosis #Radiology
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... consolidation and GG pattern ... Organizing Pneumonia - Diagnosis ... Pulmonary lymphoma, Diffuse ... pulmonary #ILD #diagnosis
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... pulmonary disease Interstitial ... and obstructive pattern ... #Diagnosis #Differential ... #Causes
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
Amiodarone Induced Lung ... Direct cytotoxic lung ... • Patchy or diffuse ... pneumonitis Diagnosis ... Exclude other causes
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
Acute interstitial ... rare idiopathic lung ... characterized by diffuse ... The histologic pattern ... suggestive of the diagnosis