8 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
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... CT • Central GGO ... #Sign #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
CT demonstrates ... can suggest the diagnosis ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
Fraction (HFrEF) Clinical ... venous pressure, positive ... : weight gain, lung ... HFrEF may lack lung ... of CXR congestion
Constrictive Pericarditis on Echocardiogram
A 55-year-old female marathon runner presents to clinic w/ 6-months of worsening breathlessness
breathlessness (half-marathon ... ASA, Kussmaul's sign ... edema, and clear lungs ... Echocardiogram #a4c #pocus ... #clinical #cardiology
Pneumopericardium on POCUS Echocardiogram

This 70yo male presents with sob. He is in a left lateral decub
lateral decub position ... Which diagnosis ... pericard effusion, no signs ... Echocardiogram #clinical ... #effusion #plax
Small Bowel Obstruction
67 y/o M with PMH colon cancer s/p resection and colostomy, multiple SBO managed
diagnosis of SBO ... You do not see signs ... report a very high positive ... radiographs, 3.6 for CT ... #Radiology #POCUS
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Pertinent positives ... Vital signs: BP ... a chest x-ray (CXR ... consider intra-abdominal ... #Radiology #CTChest