53 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
These include: - Emphysema ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison ... #SignetRing #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
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
(centrilobular emphysema ... - Aspiration - Pulmonary ... edema #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Upper #Lower #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Centrilobular emphysema ... Clinical #Diagnosis #Radiology ... #Differential #Comparison ... #Table #RadiologyAssistant
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
with peripheral areas ... presenting as areas ... consolidation #Clinical #Radiology ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
Interventional bronchoscopic and surgical treatments for chronic obstructive pulmonary disease (COPD). Overview of various therapies used
chronic obstructive pulmonary ... therapies used to treat ... with COPD and emphysema ... long-term outcomes or comparison ... #Management #AdvancedCOPD
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
without associated pulmonary ... emphysema. ... Clinical #Diagnosis #Radiology ... #Cavity #Cyst #Emphysema ... #Comparison #RadiologyAssistant
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
terms to describe areas ... pneumatocele, emphysema ... with a thin wall Emphysema ... Cavity #Cyst #Lung #Pulmonary ... #Diagnosis #Radiology
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Tachycardia (MAT) • At least ... • Hypoxia • Pulmonary ... hypertension Management ... Tachycardia #MAT #Cardiology ... Diagnosis #ECG #EKG #Management