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
Periorbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Dacryoadenitis: infection of the lacrimal glands
b. Conjunctivitis: inflammation of the
Pathogenesis and Clinical ... normal: - extra-ocular ... patient NEEDS a CT ... pathophysiology #ophthalmology ... #diagnosis #signs
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
with splinter hemorrhages ... Clinical manifestations ... Temporal Doppler US : halo ... sign PET/CT: ... #Diagnosis #Algorithm
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Orbital Cellulitis ... Pathogenesis and Clinical ... Impaired extra-ocular ... pathophysiology #ophthalmology ... #diagnosis #signs
44M with h/o DM2 and insulin noncompliance presents w R eye visual loss x 3d. What's
What's the Diagnosis ... washing machine" sign ... #Clinical #POCUS ... #Ocular #Ophthalmology ... WashingMachine #Sign
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... consolidation or nodular ... Air #Crescent #Sign ... #diagnosis #radiology ... #clinical
Ocular Globe Rupture on POCUS

A patient presents with eye pain and is unable to open his
Ocular Globe Rupture ... rupture ("flat tire sign ... " on CT) #Globe ... #Ophthalmology ... #clinical #ultrasound
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