19 results
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
) or interstitial ... lung disease (i.e ... . fibrosis). ... bronchiolitis #Diagnosis #Radiology ... #Pulmonary #CTChest
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
• Sub-Valvular Disease ... Thickening/Masses Chest ... Alveoli • Pneumonia ... Interstitium ... • ILDCHF
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Age-Adjusted Gradient • Alveolar ... , Interstitial Disease ... Fibrosis, Interstitial ... Lung Disease ... #AA #Gradient #alveolar
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
left multiple diseases ... Cardiogenic pulmonary ... bronchovascular interstitium ... #Clinical #Radiology ... #Pulmonary #CTChest
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
The idiopathic interstitial ... combinations of fibrosis ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Lymphangitic Carcinoma, Interstitial ... Edema, Alveolar ... Crazy Paving: Alveolar ... Honeycombing: Idiopathic Pulmonary ... #radiology
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
with airspace disease ... the air in the alveoli ... Even fibrosis as ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
Multi-system autoimmune disease ... and progressive fibrosis ... : ILD (interstitial ... lung disease), ... Scleroderma #SSc #rheumatology
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
by fluid, fibrous ... lung disease, it ... or lymphoma and alveolar ... #Diagnosis #Radiology ... #CTChest #Reticular
Stage III - Alveolar edema
This stage is characterized by continued fluid leakage into the interstitium, which
leakage into the interstitium ... Obstructive lung disease ... #Clinical #Radiology ... #CXR #CHF #Alveolar ... #Pulmonary #Edema