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Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
arise within a mass ... the differential diagnosis ... #Clinical #Diagnosis ... #Radiology #CTChest ... Emphysema #Comparison #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: - LAM: round cysts ... #Radiology #CTChest ... #Cystic #Cysts ... Differential #Comparison #Table ... #RadiologyAssistant
Mediastinal masses are discussed in more detail in Mediastinal masses.
Here is just a brief overview. #Diagnosis
Mediastinal masses ... #Diagnosis #Radiology ... #Mediastinal #Mass ... #Differential #Table ... Middle #Posterior #RadiologyAssistant
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
the lung, like cyst ... since in many cases ... #Differential #Table ... Lung #Pulmonary #Diagnosis ... #Radiology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... When the cysts have ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
The table on the left is the overall table for mediastinal masses.
In the next paragraphs we
Tumors - Benign Cysts ... #Diagnosis #Pulmonary ... #Radiology #Mediastinal ... #Mass #Differential ... Middle #Posterior #RadiologyAssistant
Summary table of common benign breast diseases and how to manage them. 
Fibroadenoma:
 • Most common
Summary table of ... bilateral Breast cyst ... #differential #diagnosis ... #surgery #causes ... #table
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 ... Differential #Comparison #Table ... #RadiologyAssistant
Honeycombing is defined by the presence of small cystic spaces with irregularly thickened walls composed of
Honeycomb cysts ... regardless of their cause ... Subpleural honeycomb cysts ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
Chronic Infraspinatus Muscle Denervation from Spinoglenoid Notch Paralabral Cyst
Imaging Findings:
 • T2-hyperintense diffuse intramuscular signal of
2-hyperintense mass ... Case description ... Differential diagnosis ... mri #clinical #Radiology ... #diagnosis #msk