17 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... central dot. - LIP ... #Radiology #CTChest ... #Cystic #Cysts
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Emphysema - Lung cysts ... (LAM, LIP, Langerhans ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... When the cysts have ... in many cases UIP ... #Diagnosis #Radiology ... Interstitial #Pattern #Differential
On the left a chest film of a patient with UIP due to IPF.
The findings on
a patient with UIP ... thick walls of the cysts ... #Clinical #Radiology ... #CXR #CTChest # ... Pneumonitis #Reticular #ILD
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
before the typical cysts ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... NodularPattern #Differential
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
we describe a chest ... visible wall #CXR ... #Lucency #Differential ... Lung #Pulmonary #Diagnosis ... #Radiology
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
non-productive cough, that did ... dealing with the differential ... diagnosis of chronic ... #Clinical #Radiology ... #CXR #Peripheral
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... Subacute stage: - RB-ILD ... #Clinical #Diagnosis ... #Radiology #CTChest ... Fibrosis #Mimic #ILD
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
caused by multiple cysts ... diagnosis in this ... the central dot sign ... #Clinical #Radiology ... #CXR #CTChest #