13 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... bronchiolitis (RB-ILD ... #Pulmonary #HRCT ... #ChestCT #Differential ... #Table #Distribution
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
- Differential ... Diagnosis Algorithm ... in adults - Breast ... - Thyroid - Lung ... Causes #Oncology #Radiology
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... or interstitial lung ... in ground glass pattern ... bronchiolitis, PCP. - Lower ... #GroundGlass #Differential
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,
On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
The HRCT shows diffuse ... areas of ground-glass ... density in the lower ... and some mosaic pattern ... DesquamativeInterstitialPneumonia #ILD
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
the dominant HR-pattern ... an upper versus lower ... zone or a central ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
rare idiopathic lung ... The histologic pattern ... There are areas ... and extensive areas ... AcuteInterstitialPneumonia #ILD
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... show very similar HRCT ... UIP has a strong lower ... zone distribution ... throughout the whole lung
On the left a typical case of panlobular emphysema.
There is uniform destruction of the underlying architecture
to widespread areas ... severe in the lower ... the other hand, mild ... difficult to detect on HRCT ... #Clinical #Radiology
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 ... in the mid and lower ... lung zones, but ... included in the differential