18 results
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
child-bearing age ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
child-bearing age ... #Differential #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
child-bearing age ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
lateralization are ... seizures begin after age ... Pseudoseizures (May mimic ... seizures but are ... Signs #Symptoms #Comparison
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Carcinomatosis #Mimic ... #Differential #Comparison ... #Table #RadiologyAssistant
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
impaction can mimick ... this case there are ... Mucus #Plugging #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
Nodules are almost ... diseases, nodules are ... peripheral nodules are ... Perilymphatic #Comparison ... #Diagram #RadiologyAssistant
Differential diagnosis of TB.
Primary TB: Acute bacterial pneumonia
Secondary TB: Sarcoidosis, Silicosis, Pneumoconiosis
Endobronchial spread of TB: Bronchopneumonia,
TB the nodules are ... CTChest #MiliaryTB #Comparison ... #Metastases #Mimic ... #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
upper lung fields are ... many chest films are ... In these cases comparison ... Redistribution #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
honeycomb cysts are ... Cyst #Emphysema #Comparison ... #RadiologyAssistant