938 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
perilymphatic distribution ... Metastases: random distribution ... cysts, evenly distribution ... Diagnosis #Radiology #CTChest
Random distribution of nodules in miliary tuberculosis #Clinical #Radiology #CTChest #Random #MiliaryTB #Miliary #RadiologyAssistant
Random distribution ... Clinical #Radiology #CTChest
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
in number, the distribution ... periplymphatic distribution ... likely a random distribution ... Pulmonary #HRCT #CTChest
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
perilymphatic distribution ... Radiology #HRCT #CTChest
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
gravitational distribution ... Clinical #Radiology #CTChest
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
perilymphatic distribution ... perilymphatic distribution ... Radiology #Pulmonary #CTChest
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
perilymphatic distribution ... Radiology #HRCT #CTChest
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic distribution ... Pulmonary #HRCT #CTChest
Miliary TB
This represents a hematogenous dissemination of infection and may occur in association with either primary
with a random distribution ... Clinical #Radiology #CTChest
HRCT findings in Chronic eosinophilic pneumonia
Peripheral consolidations with upper lobe predominance (photo negative of pulmonary edema).
On
Notice peripheral distribution ... Clinical #Radiology #CTChest