10 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... Hypersensitivity pneumonitis: ill ... #Clinical #Radiology ... CTChest #Nodular #Pattern ... #Comparison #Table
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... defined centrilobular ... Clinical #Diagnosis #Radiology ... CTChest #Nodular #Pattern ... #Differential #Comparison
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... Nodule - Multiple Masses ... Diagnosis #Clinical #Radiology ... #CXR #Consolidation ... #Patterns #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
in the nodular pattern ... In most cases small ... #Diagnosis #Radiology ... NodularPattern #Nodular #Pattern ... Perilymphatic #Comparison
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
to look at the pattern ... more than one pattern ... lobar pneumonia caused ... #Diagnosis #Radiology ... #Pulmonary #CXR
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
centrilobular nodules ... opacity (80% of cases ... ) or mosaic pattern ... There are ill-defined ... #Clinical #Radiology
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
is a reticular patern ... recognized that this pattern ... was caused by multiple ... this patient is centrilobular ... #CXR #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 ... secondary lobule (centrilobular ... bronchiectasis) #Diagnosis #Radiology ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
The most common causes ... produces only mild ... #Diagnosis #Radiology ... #CXR #Lobar #Collapse ... #Patterns #Comparison
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
A 39-year-old ... a chest x-ray (CXR ... chest radiograph pattern ... not seen on a CXR ... #Radiology #CTChest