10 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... four patterns: ... , high and low attenuation ... The cystic pattern ... seen and in many cases
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... pattern can be ... on the basis of HRCT ... #Diagnosis #Radiology ... Differential #Diagram #Comparison
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... are visible, the pattern ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... NodularPattern #Nodular #Pattern
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
interpretation of HRCT ... the dominant HR-pattern ... consolidation) low attenuation ... bronchiectasis) #Diagnosis ... Interpretation #Algorithm
The distribution of nodules shown on HRCT is the most important factor in making an accurate
nodules shown on HRCT ... in the nodular pattern ... In most cases small ... NodularPattern #Nodular #Pattern ... Perilymphatic #Comparison
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
) Differential Diagnosis ... Algorithm DIFFUSE ... planopilaris Pattern ... #Differential #Diagnosis ... #Algorithm #causes
Algorithm for Diagnosis of Diffuse Cystic Lung Disease (DCLD)
Round, smooth cysts with normal lung parenchyma in
Algorithm for Diagnosis ... associated ground glass attenuation ... LCDD, SS Cyst pattern ... DCLD #pulmonary #Algorithm ... #Diagnosis #differential
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
characterized by diffuse ... The histologic pattern ... aswell as the HRCT ... are diffuse or ... suggestive of the diagnosis
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
Diffuse Hair Loss ... - Differential Diagnosis ... Algorithm Scarring ... planopilaris Pattern ... #Algorithm #causes
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... consolidation and GG pattern ... , cavities • HRCT ... Pulmonary lymphoma, Diffuse ... pulmonary #ILD #diagnosis