29 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... : reticular, nodular ... interstitial pattern ... #Pattern #Differential ... #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... Nodule or mass ... - Multiple Masses ... Consolidation #Patterns ... #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... centrilobular nodules ... next to pleura and ... #Pattern #Comparison ... #Table #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... are visible, the pattern ... bronchovascular interstitium ... #Pattern #MultipleNodules ... #Nodules #Differential
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
pattern. 1. ... #Pattern #NodularPattern ... #Differential # ... Comparison #Table ... #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... Non specific interstitial ... HighAttenuation #Pattern ... #Comparison #Table ... #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
pattern. ... peribronchovascular interstitium ... #Pattern #Distribution ... Perilymphatic #Comparison ... #Diagram #RadiologyAssistant
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
the overlap in differential ... and the nodular ... the reticular pattern ... #Differential # ... RadiologyAssistant
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
In many cases a ... demonstrated a fine nodular ... #Sarcoidosis #Nodular ... #Interstitial # ... Pattern #RadiologyAssistant
Whenever you see an area of increased density within the lung, it must be the result
of these four patterns ... opacities. 2- Interstitial ... . 3- Nodule or mass ... Consolidation #Patterns ... #RadiologyAssistant