38 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 ... Differential #Diagram #Comparison ... TractionBronchiectasis #Cysts #Emphysema ... #SignetRing #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... Centrilobular emphysema ... #Differential #Comparison ... #Table #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
(centrilobular emphysema ... - Aspiration - Pulmonary ... Diagnosis #Radiology #Pulmonary ... #Upper #Lower #RadiologyAssistant
Diabetes Insipidus vs Syndrome of Inappropriate ADH (SIADH) - Comparison Table

Diabetes Insipidus - Inadequate ADH
SIADH -
ADH (SIADH) - Comparison ... Insipidus #SIADH #Comparison ... Pathophysiology #Signs ... Symptoms #Diagnosis #Endocrinology
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Centrilobular emphysema ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Centrilobular emphysema ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Hoover's Sign

Hoover’s sign refers to inward movement of the lower rib cage during inspiration- instead of
Hoover's Sign ... Hoover’s sign refers ... more specifically emphysema ... #Hoovers #Sign # ... Pulmonary #COPD
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Barcode Sign in Pneumothorax on POCUS - M-Mode

seashore sign: normal lung sliding

barcode/stratosphere sign: pneumothorax 

#Pneumothorax #Barcode
Barcode Sign in ... M-Mode seashore sign ... barcode/stratosphere sign ... POCUS #Diagnosis #Comparison ... stratosphere #Clinical #Pulmonary
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
without associated pulmonary ... emphysema. ... #Cavity #Cyst #Emphysema ... #Comparison #RadiologyAssistant
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
consolidation is pulmonary ... Look for other signs ... redistribution of pulmonary ... a superimposed pulmonay ... #Differential #RadiologyAssistant