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 cystic pattern ... seen and in many cases ... Diagnosis #Radiology #Pulmonary
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 ... mass - Solitary Pulmonary ... Nodule - Multiple Masses ... Consolidation #Patterns
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... Diagnosis #Radiology #Pulmonary ... #CTChest #Nodular ... #Pattern #NodularPattern ... Differential #Comparison #Table
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 ... #CTChest #Idiopathic
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Differential Diagnosis Algorithm ... Artery Disease • Stable ... Chest Wall Abnormalities ... Interstitium • ILD
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... to look at the pattern ... more than one pattern ... lobar pneumonia caused ... Diagnosis #Radiology #Pulmonary
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 ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
A 39-year-old ... American male in mild ... radiograph pattern ... Most commonly caused ... #Radiology #CTChest