9 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... #NodularPattern ... MultipleNodules #Nodules #Differential
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... on HRCT Most of ... The ground-glass ... Diagnosis #Radiology #Pulmonary ... #Differential #
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
(GGO) represents ... resolution of the HRCT ... pattern can be ... Diagnosis #Radiology #Pulmonary ... #GroundGlass #Differential
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... nodules of ground-glass ... Diagnosis #Radiology #Pulmonary ... #NodularPattern ... #Differential #
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
patient with ground glass ... pattern in a mosaic ... The differential ... are confluent, HRCT ... Radiology #CTChest #GGO
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Organizing Pneumonia Overview ... pattern, irregular ... , cavities • HRCT ... lower lung zone, GGO ... Pneumonia #COP #BOOP #pulmonary
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
interpretation of HRCT ... the dominant HR-pattern ... attenuation (ground-glass ... Diagnosis #Radiology #Pulmonary ... Interpretation #Algorithm
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
RB-ILD with subtle HRCT-findings ... The dominant pattern ... is ground glass ... there is a broad differential ... interpretion of the HRCT
Algorithm for Diagnosis of Diffuse Cystic Lung Disease (DCLD)
Round, smooth cysts with normal lung parenchyma in
Algorithm for Diagnosis ... associated ground glass ... LCDD, SS Cyst pattern ... Disease #DCLD #pulmonary ... #differential