19 results
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
spaces with pus, edema ... predominance: Respiratory ... bronchiolitis #Diagnosis #Radiology ... #Pulmonary #CTChest ... #GroundGlass #Differential
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... edema: bilateral ... edema. ... #Clinical #Radiology ... #Pulmonary #CTChest
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... , Alveolar Proteinosis ... Hypersensitivity Pneumonitis, Respiratory ... Crazy Paving: Alveolar ... #radiology
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
the air in the alveoli ... Is it pus, edema ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Consolidation #Differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Age-Adjusted Gradient • Alveolar ... Hypoventilation: CNS of Respiratory ... Edema, Atelectasis ... #AA #Gradient #alveolar ... Hypoxia #hypoxemia #differential
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Trigonum) Syndrome - MSK ... Radiology Imaging ... • "Edema-like" ... hallucis longus Differential ... #msk
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
) Day 2 - some pulmonary ... Progressing to diffuse alveolar ... structures help in the differential ... oedema due to heart ... #Clinical #Radiology
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Differential Diagnosis ... interstitium and alveoli ... infiltrates on chest ... scattered crackles, chest ... #differential #diagnosis
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Respiratory bronchiolitis ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... NodularPattern #Differential
Crazy Paving is a combination of ground glass opacity with superimposed septal thickening (5).
It was first
be specific for alveolar ... Bronchoalveolarca (BAC) - Pulmonary ... hemorrhage - Edema ... failure, ARDS, AIP) #Clinical ... #Radiology #CTChest