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Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Annotated on Chest ... radiopaedia.org/cases ... lobes #Segments #Chest ... #CT #CTChest #pulmonary ... #clinical #radiology
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Vessel Sign on Chest ... leading into a lung ... nodule or mass ... doi.org/10.1016/j.chest ... Pulmonary #diagnosis #radiology
Tree-in-bud
In centrilobular nodules the recognition of 'tree-in-bud' is of value for narrowing the differential diagnosis.
Tree-in-bud describes
centrilobular nodules ... irregular and often nodular ... identified in the lung ... Diagnosis #Pathophys #Radiology ... #Pulmonary #CTChest
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
you think of the causes ... blood or tumor cells ... UIP, NSIP and long ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... opacities - Fine Nodular ... Solitary Pulmonary Nodule ... - Multiple Masses ... Diagnosis #Clinical #Radiology
On the left another typical case of sarcoidosis.
In addition to the perilymphatic nodules, there are multiple
another typical case ... perilymphatic nodules ... #Clinical #Radiology ... #CTChest #Sarcoidosis ... Peribronchovascular #Nodular
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
multiple ill-defined nodules ... the ill-defined nodules ... densities iin the left lung ... cavitation in the right lung ... #Clinical #Radiology
Whenever you see an area of increased density within the lung, it must be the result
density within the lung ... tissue of the lung ... opacities or small nodules ... . 3- Nodule or mass ... #Diagnosis #Radiology
The distribution of nodules shown on HRCT is the most important factor in making an accurate
distribution of nodules ... In most cases small ... nodules can be ... structures of the lung ... #Diagnosis #Radiology
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
appearance of lung ... nodules or a mass ... bronchial obstruction caused ... #Clinical #Radiology ... #CXR #CTChest #