9 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #Sign #CT #Lung ... Pulmonary #diagnosis #radiology ... #clinical
Constrictive Pericarditis on Echocardiogram
A 55-year-old female marathon runner presents to clinic w/ 6-months of worsening breathlessness
runner presents to clinic ... breathlessness (half-marathon ... ASA, Kussmaul's sign ... Echocardiogram #a4c #pocus ... #clinical #cardiology
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... Sign) on Chest ... #Sign #CT #Lung ... Pulmonary #diagnosis #radiology ... #clinical
Kussmaul's sign in Constrictive Pericarditis 

A 50-year-old woman with a remote history of mediastinal lymphoma (age
in Constrictive ... A 50-year-old ... blue marks on her chest ... PhysicalExam #Video #Clinical ... Pericarditis #Cardiology
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... in the proper clinical ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology
Constrictive Pericarditis on Echocardiogram

Septal Shudder, tubular LV (bullet shaped), D Cruz sign(abnormal angle between post wall
Constrictive Pericarditis ... shaped), D Cruz sign ... diastolic filling halt ... Echocardiogram #POCUS ... #clinical #cardiology
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... on Chest CT • Parallel ... bronchiectasis, CF, ILD ... #diagnosis #radiology ... #clinical
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram Sign ... on Chest CT • ... edema, severe ILD ... #diagnosis #radiology ... #clinical
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Vital signs: BP ... This patient’s clinical ... exam findings and clinical ... This post will focus ... #Radiology #CTChest