11 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... are visible, the pattern ... Pulmonary #HRCT #CTChest ... #NodularPattern ... #Nodular #Pattern
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... about imaging findings ... there are four patterns ... low attenuation (table ... seen and in many cases
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... Miliary TB: random ... #Nodular #Pattern ... #NodularPattern ... #Differential #
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... have specific patterns ... realise, that these patterns ... Radiology #Pulmonary #CTChest
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 ... perilymphatic or random ... there additional findings ... Pulmonary #HRCT #CTChest ... Interpretation #Algorithm
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
The dominant findig ... is a reticular patern ... recognized that this pattern ... was caused by multiple ... most challenging differential
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
necessary) PULMONARY FINDINGS ... Goodpasture's cause ... of DAH) RENAL FINDINGS ... • IF staining patterns ... Renal #Syndromes #differential
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
is an important finding ... on a chest x-ray ... has a limited differential ... The most common causes ... Lobar #Collapse #Patterns
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
cells results in a pattern ... a predominant finding ... has a limited differential ... diagnosis (Table ... Pulmonary #HRCT #CTChest
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
scan: the mosaic pattern ... on the imaging findigs ... with a mozaic pattern ... included in the differential ... Clinical #Radiology #CTChest