14 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
- Lung cysts (LAM ... #Diagnosis #Radiology ... LowAttenuation #Differential ... #Diagram #Comparison ... #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Centrilobular emphysema ... low attenuation areas ... #Clinical #Radiology ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Centrilobular emphysema ... low attenuation areas ... #Clinical #Radiology ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Centrilobular emphysema ... Clinical #Diagnosis #Radiology ... Comparison #Table ... #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
In the differential ... To differentiate ... Clinical #Diagnosis #Radiology ... #Emphysema #Comparison ... #RadiologyAssistant
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
the lung, like cyst ... pneumatocele, emphysema ... with a thin wall Emphysema ... #CXR #Lucency #Differential ... Pulmonary #Diagnosis #Radiology
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
before the typical cysts ... Clinical #Diagnosis #Radiology ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
Honeycombing is defined by the presence of small cystic spaces with irregularly thickened walls composed of
Honeycomb cysts ... from paraseptal emphysema ... #Diagnosis #Radiology ... #Honeycombing #Differential ... #RadiologyAssistant
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Bone Tumors - Differential ... Diagnosis Algorithm ... in adults - Breast ... Aneurysmal Bone Cyst ... Causes #Oncology #Radiology
Intracardiac Septal Masses / Thickening on Echocardiogram - Differential Diagnosis - 4 separate cases:
Case 1: LV
Echocardiogram - Differential ... Case 4: Hydatid Cyst ... Echocardiogram #clinical #a4c ... #comparison #Differential ... #Diagnosis #cardiology