16 results
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Features of Pulmonary Diseases ... Acute Pulmonary Edema ... Radiology #Patterns #Lung ... #CXR #XRay #ChestCT ... #Differential #Diagnosis
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... Smoking related diseases ... Aspiration - Pulmonary edema ... #Diagnosis #Radiology ... Pulmonary #HRCT #ChestCT
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
spaces with pus, edema ... Thickening of the interstitium ... lung disease (i.e ... bronchiolitis #Diagnosis ... #Differential #RadiologyAssistant
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
Patients • Diffuse Interstitial ... toxicity, Pulmonary edema ... Actinomyces spp., NHL; Lung ... #differential #diagnosis ... #chestCT #radiology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... lung disease comes ... On a Chest X-Ray ... lung disease and ... #Differential #RadiologyAssistant
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
Lung Toxicity Summary ... gradually with symptoms ... Pleuritic chest ... Improvement in symptoms ... reticular opacities on chest
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Mismatch: Pulmonary Edema ... Disease, Interstitial ... Lung Disease ... #differential #diagnosis
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... lung disease, it ... pulmonary edema ... Kerley B lines on chest ... #Differential #RadiologyAssistant
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
Pericarditis) -> Chest ... tends to cause interstitial ... lung disease/pulmonary ... pathophysiology #signs #symptoms ... #diagnosis #ExtraArticular
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... Pumonary cardiogenic edema ... this is nodular interstitial ... lung disease, that ... #Clinical #Diagnosis