10 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
Diastolic Function Grading - Schematic diastolic filling patterns

I: impaired relaxation, II: moderate diastolic dysfunction (pseudonormal), III:
Diastolic Function Grading ... diastolic filling patterns ... #Dysfunction #Grading ... #Classification ... Grades #Criteria #Table
Severity of Aortic Stenosis in Adults 
Current ACC/AHA guidelines recommend cut-off values for Doppler-echocardiographic measurements of
transvalvular gradient ... >50 mmHg (2) (Table ... , inconsistent grading ... A common pattern ... AorticStenosis #Classification
Algorithm for Diagnosing Diastolic Dysfunction With Doppler Echocardiography
 1. Determine the age of the patient
Algorithm for Diagnosing ... mitral inflow pattern ... pressure (LVFP): #Algorithm ... Cardiology #Diagnosis #Grading ... #Classification
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Differential Diagnosis Algorithm ... involvement, irregular pattern ... Low Grade - Slow growing ... Lymphoproliferative #Disorders #Classification ... #differential #algorithm
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 ... Kerley B lines on chest ... Pulmonary #HRCT #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 ... : reticular nodular ... Pulmonary #HRCT #CTChest ... Interpretation #Algorithm
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT chest ... pulmonary capillaritis leading ... 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 ... can be slower growing ... with a benign pattern ... #Management #Radiology ... #CTChest #Fleischner