907 results
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
adenopathy and pleural effusion ... Centrilobular emphysema ... Comparison #Table #RadiologyAssistant
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Atelectasis - Emphysema ... Pneumothorax - Effusion ... Reticular - Emphysema
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
These include: - Emphysema ... TractionBronchiectasis #Cysts #Emphysema ... #SignetRing #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
(centrilobular emphysema ... #Upper #Lower #RadiologyAssistant
Light's Criteria for Pleural Effusions

#Diagnosis #Pulmonary #Lights #Criteria #Pleural #Effusion #Differential

** GrepMed Recommended Text: Pocket Medicine:
Criteria for Pleural Effusions ... Criteria #Pleural #Effusion
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Centrilobular emphysema ... Comparison #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Centrilobular emphysema ... Comparison #Table #RadiologyAssistant
Pathogenesis of COPD
#Pathophysiology #COPD #Emphysema #ChronicBronchitis
Pathophysiology #COPD #Emphysema
Pathophys - COPD
#Pathophysiology #COPD #Emphysema #ChronicBronchitis #PinkPuffer #BlueBloater
Pathophysiology #COPD #Emphysema
#Emphysema Vs #Bronchitis
#Emphysema Vs #Bronchitis