8 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... there are four patterns ... low attenuation (table ... The cystic pattern ... seen and in many cases
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... early nodular stage ... Radiology #HRCT #CTChest ... #Nodular #Pattern ... #Comparison #Table
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... Sarcoidosis end-stage ... Radiology #HRCT #CTChest ... HighAttenuation #Pattern ... #Comparison #Table
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
High Attenuation pattern ... Sarcoid end-stage ... Radiology #HRCT #CTChest ... HighAttenuation #Pattern ... #Comparison #Table
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... Radiology #Pulmonary #CTChest ... #Nodular #Pattern ... NodularPattern #Differential ... #Comparison #Table
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
is a reticular patern ... recognized that this pattern ... was caused by multiple ... This is late stage ... Radiology #CXR #CTChest
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... and obstructive pattern ... disorders: glycogen storage ... #Diagnosis #Differential ... #Causes
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
important finding on a chest ... has a limited differential ... The most common causes ... Lobar #Collapse #Patterns ... #Comparison #RadiologyAssistant