40 results
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
on Chest CT • ... , pulm AVM, GPA ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
CT • SPN or mass ... mueormycosis, GPA ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Clinical manifestations ... Doppler US : halo sign ... PET/CT: aortitis ... #Rheumatology # ... Ophthalmology #Diagnosis
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... Clinical history ... biliary, renal, lung ... concentration PET-CT ... workup #treatment #rheumatology
Cheerio Sign (Open Bronchus Sign) on Chest CT
 • Pulmonary nodule with a central lucency
 •
on Chest CT • Pulmonary ... and metastatic lung ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Bronchus Sign on Chest CT
 • Airway leading directly to a peripheral lung nodule or mass
Chest CT • Airway ... : Bronchogenic Ca ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
CAN YOU SEE ON CT ... involving both lungs ... Obstruction 6) Rheumatologic ... /Autoimmune diseae ... Bronchiectasis #pulmonary #diagnosis
CT Angiogram Sign on Chest CT
 • Prominent pulm vessels traversing through an area of parenchymal
CT Angiogram Sign ... mucinous adeno Ca ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
on Chest CT • ... infarction, pulm adeno Ca ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
CT • Central GGO ... IFI, PJP, LG, GPA ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical