18 results
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 #Algorithm
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... mueormycosis, GPA ... .2016.12.033 #Halo #Sign ... #diagnosis #radiology ... #clinical
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... lung, pulm AVM, GPA ... Feeding #Vessel #Sign ... #diagnosis #radiology ... #clinical
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
• Cutaneous leukocytoclastic ... vasculitis (5%): PAN > GPA ... dermatology #semiology #signs ... #lesions #diagnosis ... #clinical #manifestations
Cheerio Sign (Open Bronchus Sign) on Chest CT
 • Pulmonary nodule with a central lucency
 •
Cheerio Sign (Open ... Bronchus Sign) ... .2016.12.033 #Cheerio #Sign ... #diagnosis #radiology ... #clinical
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
Diagnosis = clinical ... systemic sx + signs ... in literature (NEJM ... required +/- prompt ophthalmology ... #Temporal #Signs
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... Sign) on Chest ... Reverse #Halo #Sign ... #diagnosis #radiology ... #clinical
Bronchus Sign on Chest CT
 • Airway leading directly to a peripheral lung nodule or mass
Bronchus Sign on ... : Bronchogenic Ca ... .2016.12.033 #Bronchus #Sign ... #diagnosis #radiology ... #clinical
Corona Radiata (Sunburst sign) on Chest CT
 • SPN or mass, with spiculated and inegular margins
Radiata (Sunburst sign ... : Bronchogenic Ca ... Radiata #Sunburst #Sign ... #diagnosis #radiology ... #clinical
CT Angiogram Sign on Chest CT
 • Prominent pulm vessels traversing through an area of parenchymal
CT Angiogram Sign ... mucinous adeno Ca ... CTAngiogram #Angiogram #Sign ... #diagnosis #radiology ... #clinical