45 results
Principal features of Destructive and Irritative cortical lesions in right-handed individual

#Cortical #Cortex #Lesions #Features #Signs #Symptoms
lesions in right-handed ... Lesions #Features #Signs ... Symptoms #Brain #Neurology
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
- Metastases: random ... : 'signet ring sign ... Clinical #Diagnosis #Radiology ... Comparison #Table #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Miliary TB: random ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
perilymphatic, random ... pattern is either random ... it is likely a random ... #Diagnosis #Radiology ... Differential #Algorithm #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
centrilobular or random ... Random refers to ... Random distribution ... #Diagnosis #Radiology ... Comparison #Diagram #RadiologyAssistant
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
shows a silhouette sign ... #Clinical #Radiology ... SilhouetteSign #RadiologyAssistant
Clinical features of focal cortical brain lesions in a right-handed individual

Frontal, either:  
Intellectual impairment, 
Personality
lesions in a right-handed ... Localization #Symptoms #Signs ... #Diagnosis #Neurology
On the left we see a chest film with a typical finger-in-glove shadow.
The HRCT shows focal
#Clinical #Radiology ... FingerInGlove #Sign ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Miliary TB: random ... Clinical #Diagnosis #Radiology ... Comparison #Table #RadiologyAssistant
Hilar and mediastinal lymphadenopathy
In sarcoidosis the common pattern is right paratracheal and bilateral hilar adenopathy ('1-2-3-sign').
In
adenopathy ('1-2-3-sign ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant