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The contours of the left and right diaphragm should be visible.
The right diaphragm should be visible
the soft tissue structures ... density as the structures ... Hemidiaphragm #RadiologyAssistant
Tree-in-bud
In centrilobular nodules the recognition of 'tree-in-bud' is of value for narrowing the differential diagnosis.
Tree-in-bud describes
nodular branching structure ... TreeInBud #Diagram #RadiologyAssistant
Here another patient with an azygos lobe.
The azygos vein is seen as a thick structure within
seen as a thick structure ... Azygous #Lobe #RadiologyAssistant
Mediastinal lines
Mediastinal lines or stripes are interfaces between the soft tissue of mediastinal structures and the
of mediastinal structures ... #Paratracheal #RadiologyAssistant
In a later stage the nodules start to cavitate and become cysts.
These cysts start as round
start as round structures ... Histiocytosis #Cavitary #RadiologyAssistant
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
some mass-like structures ... Mucus #Plugging #RadiologyAssistant
PA view
On the PA chest-film it is important to examine all the areas where the lung
other mediastinal structures ... ParatrachealStripe #RadiologyAssistant ... ParaAorticLine #PAView #RadiologyAssistant
Once you know how the normal hilar structures look like on a lateral view, it is
the normal hilar structures ... there are round structures ... Lymphadenopathy #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
distributed relative to structures ... Comparison #Diagram #RadiologyAssistant
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
Interpretation A structured ... Algorithm #ILD #RadiologyAssistant