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
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Pattern - Chest Radiology ... throughout the lungs ... Pattern #Chest #Radiology ... #pulmonary #CXR ... #clinical #CT
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Sign (Reverse-Halo ... Sign) on Chest CT ... #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 ... in the proper clinical ... #Clinical #Radiology ... #CXR #CTChest #
Mosaic Attenuation on Chest CT
 • Variable attenuation seen on a chest CT in a lobular
seen on a chest CT ... CTEPH, PJP, CEP, HP ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
particularly at the lung ... to confirm the diagnosis ... pattern at the lung ... #Clinical #Radiology ... #CXR #UIP #Reticular
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Sign on Chest CT ... DDx: sub-acute HP ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Squamous-Cell Carcinoma of the Lung- ...Physical examination revealed decreased air entry in the base of the
Carcinoma of the Lung ... ) that were in his ... biopsy confirmed a diagnosis ... #NEJM #clinical ... #radiology #CT #
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
This patient’s clinical ... a chest x-ray (CXR ... not seen on a CXR ... #Radiology #CTChest ... #Lung #Pulmonary