11 results
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
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Diseases - Pneumonia ... Metastases - Interstitial ... - Reticular - ... #Diseases #Radiology ... #Differential #Diagnosis
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... on HRCT Most of ... low attenuation (table ... #Diagnosis #Radiology ... #Pulmonary #CXR
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
and cardiogenic pulmonary ... chronic eosinophilic pneumonia ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Differential #Table
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
pneumonias (IIPs ... listed in the table ... morphologic findings on HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
, cavities • HRCT ... - Diagnosis: ... , Pulmonary lymphoma ... #ILD #diagnosis ... #management
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
in a pattern of reticular ... (Table). ... pulmonary edema ... #Diagnosis #Radiology ... #Pulmonary #HRCT
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... Cardiogenic pulmonary ... peribronchovascular interstitium ... #Clinical #Radiology ... #Comparison #Table
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
- Differential Diagnosis ... Framework Reticular ... Lymphangitic Carcinoma, Interstitial ... Hypersensitivity Pneumonia ... #pulmonary #radiology
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
glass opacities • Reticular ... pneumonitis Diagnosis ... ground glass or reticular ... confirmatory findings on HRCT ... #diagnosis #management
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
histologic pattern of pulmonary ... A HRCT is needed ... to confirm the diagnosis ... #Clinical #Radiology ... #Interstitial #