34 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = [FiO2 ... Weakness, Loss of Chest ... Elasticity (flail chest ... Elevation, Low Fio2 ... Edema, Atelectasis
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
consistent with pulmonary ... edema must be present ... on a chest radiograph ... lung collapse, or pulmonary ... mm Hg < PaO2 / FiO2
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
CT to rule out pulmonary ... was cardiogenic pulmonary ... edema. ... #Clinical #Radiology ... #CTChest #SeptalThickening
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... , Interstitial Edema ... Honeycombing: Idiopathic Pulmonary ... Differential #Diagnosis #pulmonary ... #radiology
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
Is it pus, edema ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Edema (NCPE) - ... Edema: • Accumulation ... dissolved in the PaO2/FiO2 ... infiltrates on chest ... scattered crackles, chest
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Presentation (Pulmonary ... Hemoptysis, Peripheral edema ... : - ANCA-positive ... high resolution chest
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Cardiogenic pulmonary ... edema: bilateral ... edema. ... #Clinical #Radiology ... #Pulmonary #CTChest
Chest X-Ray Interpretation Checklist
Outline ALL bones
Check soft tissues
Assess heart borders
Is density, behind the heart the same
Chest X-Ray Interpretation ... compare hilum position ... radiologistpage #Chest ... Interpretation #Checklist #radiology ... #diagnosis #pulmonary
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
standing erect, the pulmonary ... The pulmonary vascular ... or semi-erect position ... In the supine position ... #Clinical #Radiology