7 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
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
Care UltraSound (POCUS ... ) to CT or MRI. ... #Diagnosis #Radiology ... #ChestXRay #KUB ... #CXR #Sensitivity
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 #
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 ... #a4c #pocus #clinical ... #cardiology
Tricuspid Valve Endocarditis on POCUS Echocardiogram

Patient with active IVDU presents with fever, sepsis.  More likely
Echocardiogram ... frequently have lung ... septic emboli (see CT ... cor image https ... #clinical #cardiology
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Vital signs: BP ... This patient’s clinical ... a chest x-ray (CXR ... not seen on a CXR ... #Lung #Pulmonary