58 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... next to pleura and ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... interstitial opacities - Fine ... opacities Nodule ... Diagnosis #Clinical #Radiology ... Consolidation #Patterns #RadiologyAssistant
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
pneumoconiosis and ... and the nodular ... #Diagnosis #Radiology ... Pulmonary #HRCT #CTChest ... #Differential #RadiologyAssistant
On the left we see a chest film with a typical finger-in-glove shadow.
The HRCT shows focal
with a typical finger-in-glove ... setting (asthma and ... #Clinical #Radiology ... #CXR #CTChest # ... FingerInGlove #Sign #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
and also nodules ... are diffuse and ... #Diagnosis #Radiology ... Pulmonary #HRCT #CTChest ... Differential #Algorithm #RadiologyAssistant
On the left another typical case of sarcoidosis.
In addition to the perilymphatic nodules, there are multiple
perilymphatic nodules ... the upper lobes and ... #Clinical #Radiology ... #CTChest #Sarcoidosis ... #RadiologyAssistant
Tree-in-bud
In centrilobular nodules the recognition of 'tree-in-bud' is of value for narrowing the differential diagnosis.
Tree-in-bud describes
centrilobular nodules ... often nodular branching ... Diagnosis #Pathophys #Radiology ... #Pulmonary #CTChest ... TreeInBud #Diagram #RadiologyAssistant
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
this case the chest ... be described as fine ... demonstrated a fine ... #Clinical #Radiology ... Interstitial #Pattern #RadiologyAssistant
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
fracture • ED Management ... #Radiology #XRay ... #Diagnosis #Management ... #Hand #Orthopedics ... #MSK
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
multiple ill-defined nodules ... the ill-defined nodules ... #Clinical #Radiology ... #CXR #CTChest # ... SepticEmboli #Cavity #RadiologyAssistant