35 results
The distribution of nodules shown on HRCT is the most important factor in making an accurate
nodules shown on HRCT ... In most cases small ... Random refers to ... peribronchovascular interstitium ... Radiology #Pulmonary #HRCT
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung ... Diseases (ILD) ... Exposure-Related ILD ... ILD caused by inhalation ... differential #pulmonary #causes
Diagnostic algorithm for idiopathic pulmonary fibrosis, in part adapted from the ATS/ERS consensus statement. HRCT =
HRCT = high-resolution ... computerised tomography; ILD ... = interstitial ... fibrosis; UIP = usual interstitial
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Causes of Interstitial ... • (UIP) Usual Interstitial ... , worse at the bases ... Lung #Diseases #ILD ... #Causes #Differential
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
perilymphatic, random ... pattern is either random ... bronchovascular interstitium ... it is likely a random ... Radiology #Pulmonary #HRCT
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis: ill ... Miliary TB: random ... Clinical #Radiology #HRCT
ILD of Known Cause - Differential Diagnosis
Exposure:
 • Occupational: Asbestosis, Silicosis, Hypersensitivity, Pneumonitis
 • Treatment Related:
ILD of Known Cause ... BrighamChiefs #ILD ... #Causes #Differential ... #Diagnosis #interstitial
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis on HRCT ... imaging findings in interstitial ... disease comes from HRCT ... On HRCT there are ... seen and in many cases
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
Sarcoidosis In this case ... In many cases a ... HRCT is needed to ... The HRCT - not shown ... Sarcoidosis #Nodular #Interstitial
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
The idiopathic interstitial ... indicates unknown cause ... and interstitial ... morphologic findings on HRCT ... IdiopathicInterstitialPneumonia #ILD