58 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Findings on Chest ... Reverse Halo Sign ... Halo Sign 6. ... #radiology #CTChest ... #diagnosis
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... - Halo sign - ... Atoll sign (reverse-halo ... #Signs #Pulmonary ... #Diseases #diagnosis
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... .2016.12.033 #Halo ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... Distinct pulmonary ... Feeding #Vessel #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
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
Radiographic Signs of Lobar Collapse
General findings to look for:
 • Crowding of ribs near collapse
 •
Radiographic Signs ... Collapse General findings ... lobar #collapse #pulmonary ... #lung #signs #radiology ... #diagnosis
There are about a dozen x-ray findings, but two of them are especially important: Loss of
a dozen x-ray findings ... aortic knob/aortic-pulmonary ... and the calcium sign ... #Clinical #Diagnosis ... #Radiology #CXR
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
No pathological findings ... involvement, with “white lung ... normal-sized heart and vascular ... the differential diagnosis ... #CXR #ChestXRay
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 #
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
responses of the lung ... involvement of the lung ... in collagen vascular ... #Diagnosis #Radiology ... #Pulmonary #CTChest