16 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... On a Chest X-Ray ... #Diagnosis #Radiology ... #Pulmonary #CXR
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
and cardiogenic pulmonary ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #ChestCT #Differential ... #Table #Distribution
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
The idiopathic interstitial ... listed in the table ... on HRCT and histology ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
- Aspiration - Pulmonary ... edema #Diagnosis ... #Radiology #Pulmonary ... #HRCT #ChestCT ... #Differential #Table
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
a predominant finding ... (Table). ... Kerley B lines on chest ... #Diagnosis #Radiology ... #Pulmonary #HRCT
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Diagnosis Algorithm ... Infarction • Stable ... Herpes Simplex Virus ... ChestPain #Noncardiac #Cardiology ... #Differential #Diagnosis
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
edema: incidental finding ... in HRCT, smooth ... peribronchovascular interstitium ... #Clinical #Radiology ... Pattern #Comparison #Table
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
Pleuritic chest ... Characteristic finding ... and confirmatory findings ... on HRCT is highly ... #diagnosis #management
Based on the images alone, it is usually not possible to determine the cause of the
findings. ... between these chest ... this is nodular interstitial ... #Clinical #Diagnosis ... #Radiology #CXR
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
histologic pattern of pulmonary ... On a chest X-ray ... to confirm the diagnosis ... #Clinical #Radiology ... UIP #Reticular #Interstitial