60 results
Cystic Lung Disease
Upper Lobe Predominant: 
Langerhans Cell Histiocytosis, Pneumocystis Jiroveci, Hypersensitivity Pneumonitis, Neurofibromatosis Type 1, Paracoccidioidomycosis,
Cystic Lung Disease ... Syndrome, Lymphocytic Interstitial ... , Desquamative Interstitial ... #Lung #Disease ... differential #diagnosis #causes
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
lung disease comes ... lung disease and ... seen and in many cases ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
ILD of Known Cause - Differential Diagnosis
Exposure:
 • Occupational: Asbestosis, Silicosis, Hypersensitivity, Pneumonitis
 • Treatment Related:
ILD of Known Cause ... Pneumonitis • Treatment ... Differential #Diagnosis #interstitial ... #lung #disease ... #pulmonary
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
- Emphysema - Lung ... cysts (LAM, LIP ... Diagnosis #Radiology #Pulmonary ... #CTChest #LowAttenuation ... Emphysema #SignetRing #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... - Reticular interstitial ... mass - Solitary Pulmonary ... Nodule - Multiple Masses ... Consolidation #Patterns #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
supplying the upper lung ... supplying the lung ... during a period of CHF ... Radiology #CXR #CHF ... Redistribution #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
The idiopathic interstitial ... indicates unknown cause ... Diagnosis #Radiology #Pulmonary ... #CTChest #Idiopathic ... ILD #Findings #RadiologyAssistant
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
attached to the chest ... cyst in the upper ... airways leading to pulmonary ... cyst formation ... Lymphangioleiomyomatosis #LAM #RadiologyAssistant
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
appearance of lung ... bronchiectasis, as in cystic ... bronchial obstruction caused ... Radiology #CXR #CTChest ... Mucus #Plugging #RadiologyAssistant
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Chest Wall Abnormalities ... Interstitium ... • ILD • CHF ... Diagnosis #Algorithm #Causes