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
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
Cannon A Waves in AVNRT on Neck Physical Exam

69 year old female patient comes with a
she declines any chest ... fever, what’s the clinical ... sign shown , what ... ’s the diagnosis ... ... regular cannon
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 #
Kussmaul's sign in Constrictive Pericarditis 

A 50-year-old woman with a remote history of mediastinal lymphoma (age
Kussmaul's sign ... Kussmaul's sign ... as Friedreich’s sign ... #Kussmauls #Sign ... #Neck #JVP #Jugular
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
Fraction (HFrEF) Clinical ... More Specific Signs ... Less Specific Signs ... Chest x-ray: signs ... acute HF → no signs
Pemberton’s Sign in a Patient with a Goiter- Physical examination revealed an enlarged thyroid with no
Pemberton’s Sign ... Pemberton’s sign ... Pemberton’s sign ... #sign #radiology ... #CT #goiter
Thumbprinting in Ischemic Colitis- Contrast-enhanced computed tomography of the abdomen, performed to evaluate the possibility of
This radiographic sign ... consistent with a diagnosis ... #radiology #CT ... thumbprinting #sign ... #NEJM
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