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Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Cardiogenic pulmonary ... edema: bilateral ... edema. ... #Clinical #Radiology ... Differential #Comparison #Table
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Aspiration, Flash Pulmonary ... Bronchospasm, Pulmonary ... Pneumothorax, Alveolar ... ), Lung Exam, POCUS ... diagnosis #Management #treatment
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 ... or tumor cells (Table ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Pulmonary Complications Following Stem Cell Transplant

For patients in the pre- engraftment period (day 0-30):
 - 
Pulmonary
edema - Engraftment ... syndrome (typically ... transplant) - Diffuse alveolar ... Idiopathic pneumonia syndrome ... alveolar proteinosis
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Syndrome Definition ... : Diffuse alveolar ... Hemoptysis, Peripheral edema ... Renal Syndromes
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Filling of the alveolar ... spaces with pus, edema ... interstitium or alveolar ... bronchiolitis #Diagnosis #Radiology ... #Pulmonary #CTChest
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
, Alveolar Proteinosis ... Crazy Paving: Alveolar ... Honeycombing: Idiopathic Pulmonary ... Differential #Diagnosis #pulmonary ... #radiology
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
syndrome with multiple ... in a fibrotic alveolar ... syndrome (thin ... Diagnosis #HRCT #POCUS ... #Correlation #Table
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
and cardiogenic pulmonary ... edema. ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Differential #Table
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Age-Adjusted Gradient • Alveolar ... Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... Edema, Atelectasis ... #AA #Gradient #alveolar