21 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... , Langerhans cell ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
with peripheral areas ... presenting as areas ... Broncho-alveolar cell ... #HRCT #CTChest ... #Comparison #Table
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... low attenuation (table ... in Langerhans cell ... in many cases UIP
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
low attenuation areas ... Langerhans cell ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
blood or tumor cells ... (Table on the left ... , NSIP and long ... #Pulmonary #CTChest ... Consolidation #Differential
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
inflammation or tumor cells ... or interstitial lung ... in ground glass pattern ... #Pulmonary #CTChest ... #GroundGlass #Differential
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Bone Tumors - Differential ... Diagnosis Algorithm ... in adults - Breast ... - Thyroid - Lung ... Non-Malignant • Giant Cell
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... have specific patterns ... Before we call these ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Personality Disorders - Differential Diagnosis Algorithm
• Enduring pattern of experience and behaviour that deviates from cultural
Diagnosis Algorithm ... the following areas ... impairment in important areas ... is stable and of ... long duration,
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
terms to describe areas ... we describe a chest ... is to describe areas ... #CXR #Lucency #Differential ... #Table #CavitaryLesion