5 results
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
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
sign which consists ... may aid in the diagnosis ... confirmed with chest ... CT angiography. ... #photo #CXR #EmergencyMedicine
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
Community Acquired ... Pneumonia (CAP) - Diagnosis ... Management Pneumonia Signs ... • Pleuritic chest ... radiograph or CT
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Vital signs: BP ... This patient’s clinical ... x-ray (CXR), try ... not seen on a CXR ... #Radiology #CTChest