29 results
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
diseases with a nodular ... histiocytosis: early nodular ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular
Here are the most common examples of these four patterns on a chest x-ray (click image
opacities - Fine Nodular ... interstitial opacities Nodule ... mass - Solitary Pulmonary ... Nodule - Multiple ... Atelectasis #Diagnosis #Clinical
The distribution of nodules shown on HRCT is the most important factor in making an accurate
diagnosis in the nodular ... structures of the lung ... Diagnosis #Radiology #Pulmonary ... NodularPattern #Nodular ... Comparison #Diagram #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
centrilobular nodules ... irregular and often nodular ... identified in the lung ... Pathophys #Radiology #Pulmonary ... TreeInBud #Diagram #RadiologyAssistant
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
Pulmonary Nodule ... diameter are called lung ... Pulmonary nodules ... malignancy, clinical ... Management options
Cheerio Sign (Open Bronchus Sign) on Chest CT
 • Pulmonary nodule with a central lucency
 •
nodule with a central ... and metastatic lung ... malignancy, rheumatoid nodules ... #CT #Lung #Pulmonary ... diagnosis #radiology #clinical
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... CT • Distinct pulmonary ... nodule or mass ... #CT #Lung #Pulmonary ... diagnosis #radiology #clinical
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 ... feeding vessel sign ... feeding vessel sign ... SepticEmboli #Cavity #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... : 'signet ring sign ... central dot. - LIP #Clinical ... Comparison #Table #RadiologyAssistant
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
centrilobular nodules ... opacity due to lung ... centrilobular nodules ... #Clinical #Radiology ... HypersensitivityPneumonitis #Nodular