13 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... and also nodules ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... NodularPattern #Nodular
Cheerio Sign (Open Bronchus Sign) on Chest CT
 • Pulmonary nodule with a central lucency
 •
on Chest CTPulmonary ... nodule with a central ... PLCH, primary and ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... on Chest CT • ... consolidation or nodular ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... sign (7). ... #Clinical #Radiology ... #CXR #CTChest #
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... patterns: reticular, nodular ... appreciate on a cest ... #Diagnosis #Radiology ... #Pulmonary #CXR
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
reversed halo sign ... cavitary lesions, lobular ... #Diagnosis #Pulmonary ... #Radiology #RHS ... #Differential #Algorithm
Galaxy Sign on Chest CT
 • Coalescent granuloma with a central dense mass and tiny peripheral
CT • Coalescent ... central dense mass and ... peripheral satellite nodules ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Based on the images alone, it is usually not possible to determine the cause of the
other non-pulmonary ... Pulmonary hemorrhage ... in fact this is nodular ... #Clinical #Diagnosis ... #Radiology #CXR
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
signs of chronic ... centrilobular nodules ... parenchyma Diagnosis ... high-resolution chest CT ... #differential #diagnosis
Katayama Fever - Physical examination and diagnostic testing revealed multiple small papules on the trunk (Panel
diagnostic testing ... several ill-defined nodular ... #Clinical #Radiology ... InfectiousDisease #CXR ... KatayamaFever #Rash #NEJM