8 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
there are four patterns ... low attenuation (table ... the most common pattern ... The cystic pattern ... pattern on a CXR
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
demonstrates a reticular ... interstitial pattern ... with a preference ... Radiology #CXR #UIP #CTChest ... #Pattern #Honeycombing
An Approach to Acute Dyspnea - Diagnostic Framework

From the HPI, PMH, vitals, focused physical exam (e.g.
exams), and the chest ... one of 8 basic patterns ... Dyspnea #Acute #Workup ... #Algorithm #Diagnosis
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... Radiology #HRCT #CTChest ... #Reticular #Pattern ... #Comparison #Table
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
cells results in a pattern ... of reticular opacities ... differential diagnosis (Table ... Pulmonary #HRCT #CTChest ... #Reticular #SeptalThickening
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 ... Pulmonary #HRCT #CTChest ... Interpretation #Algorithm
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
mononeuritis multiplex WORKUP ... Other tests: • CT chest ... typically seen on chest ... • IF staining patterns ... differential #diagnosis #management
Fleischner Society recommendations for follow-up of nodules
Previous chest radiographs should be reviewed to determine if the
lesion has been stable ... with a benign pattern ... Management of indeterminate ... #Management #Radiology ... #CTChest #Fleischner