12 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... there are four patterns ... The cystic pattern ... pattern on a CXR ... seen and in many cases
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... on a chest x-ray ... consolidation - Diffuse ... Atelectasis #Diagnosis ... Consolidation #Patterns
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... are visible, the pattern ... the nodules are diffuse ... #Diagnosis #Radiology ... NodularPattern #Nodular #Pattern
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
is a histologic pattern ... pattern particularly ... to confirm the diagnosis ... pattern at the ... This pattern was
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
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
patern and that's ... recognized that this pattern ... was caused by multiple ... challenging differential diagnosis ... Radiology #CXR #CTChest
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Goodpasture's cause ... capillaritis leading to diffuse ... hemorrhage (DAH) • Diffuse ... hematuria, RBC casts ... • IF staining patterns
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
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 ... : reticular nodular ... bronchiectasis) #Diagnosis ... Pulmonary #HRCT #CTChest ... Interpretation #Algorithm
In the images on your left you can appreciate again the spectrum of findings seen in
tissue disease, all cases ... GGO with a fine reticular ... pattern. ... excluding UIP as diagnosis ... Clinical #Radiology #CTChest