74 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
- Metastases: random ... central dot. - LIP ... Diagnosis #Radiology #CTChest ... Comparison #Table #RadiologyAssistant
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
patient who had a CT ... based on this CT ... Clinical #Radiology #CTChest ... SeptalThickening #CHF #RadiologyAssistant
Typical UIP with honeycombing and traction bronchiectasis in a patient with idiopathic pulmonary fibrosis (IPF) #Clinical
Typical UIP with ... Clinical #Radiology #CTChest ... #UIP #IPF #ILD ... #RadiologyAssistant
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
Lymphangiomyomatosis, LIP ... Diagnosis #Radiology #CTChest ... Comparison #LAM #LIP ... Histiocytosis #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Miliary TB: random ... Radiology #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
On the left another patient with a large cardiac silhouette on the chest x-ray due to
silhouette on the chest ... on the coronal CT-reconstruction ... Radiology #CXR #CTChest ... PericardialEffusion #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
perilymphatic, random ... pattern is either random ... it is likely a random ... Pulmonary #HRCT #CTChest ... Differential #Algorithm #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... lesions than the chest ... On the CT cavitation ... Radiology #CXR #CTChest ... SepticEmboli #Cavity #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Lung cysts (LAM, LIP ... Radiology #Pulmonary #CTChest ... Emphysema #SignetRing #RadiologyAssistant
Pulmonary bulla seen on chest #CT. #radiology #radiologyassistant #diagnosis #ctchest #em
bulla seen on chest ... #CT. ... #radiology #radiologyassistant ... #diagnosis #ctchest