20 results
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
with peripheral areas ... end-stage with massive fibrosis ... presenting as areas ... Broncho-alveolar cell ... #HRCT #CTChest
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
with areas of ground-glass ... atenuation and areas ... shows a mosaic pattern ... #Clinical #Radiology ... #CXR #CTChest #
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Differential Diagnosis Algorithm ... in adults - Breast ... - Thyroid - Lung ... Friboxanthoma • Fibrous ... Non-Malignant • Giant Cell
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... low attenuation areas ... Langerhans cell ... #Clinical #Radiology ... #HRCT #CTChest
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
lung disease caused ... Calcification (seen in CT ... typical eggshell pattern ... Silicosis #clinical #radiology ... #CXR #Chest #XRay
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
inflammation or tumor cells ... HRCT as seen in fibrosis ... or interstitial lung ... in ground glass pattern ... #Pulmonary #CTChest
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
combinations of fibrosis ... have specific patterns ... Before we call these ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
with areas of ground-glass ... attenuation and areas ... and bronchi as well ... mid and lower lung ... #CTChest #Chronic
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
CT • Juxtaposition ... distinct radiographic areas ... #Cheese #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
radiographic findings are areas ... or NSIP pattern ... consider drug-related lung ... #Clinical #Radiology ... #CTChest #DrugInduced