31 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... are visible, the pattern ... the nodules are diffuse ... #Nodular #Pattern ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... #Clinical #Diagnosis ... CTChest #Nodular #Pattern ... #NodularPattern ... Comparison #Table #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
in the nodular pattern ... In most cases small ... Pulmonary #HRCT #NodularPattern ... #Nodular #Pattern ... Comparison #Diagram #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... pneumonitis: ill defined centrilobular ... #Clinical #Radiology ... CTChest #Nodular #Pattern ... Comparison #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... Centrilobular emphysema ... #Clinical #Radiology ... LowAttenuation #Cystic #Pattern ... Comparison #Table #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... consolidation - Diffuse ... Atelectasis #Diagnosis #Clinical ... Consolidation #Patterns ... #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... Centrilobular emphysema ... #Clinical #Radiology ... LowAttenuation #Cystic #Pattern ... Comparison #Table #RadiologyAssistant
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
linear branching pattern ... and centrilobular ... It is caused by ... surrounded by centrilobular ... Sign #diagnosis #clinical
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
to look at the pattern ... distribution: - Diffuse ... more than one pattern ... lobar pneumonia caused ... Differential #Table #RadiologyAssistant
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
acute reticular pattern ... most frequently caused ... The other cause ... #Clinical #Radiology ... Pneumonia #PJP #RadiologyAssistant