12 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
CT 1. ... Reverse Halo Sign ... Halo Sign 6. ... Consolidation 7. ... #diagnosis
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 ... which are probably consolidations ... Radiology #CXR #CTChest
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... Sign) on Chest ... circumferential denser consolidation ... Reverse #Halo #Sign ... #diagnosis #radiology
CT Angiogram Sign on Chest CT
 • Prominent pulm vessels traversing through an area of parenchymal
CT Angiogram Sign ... on Chest CT • ... of parenchymal consolidation ... CTAngiogram #Angiogram #Sign ... #diagnosis #radiology
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... on Chest CT • ... a parenchymal consolidation ... Air #Crescent #Sign ... #diagnosis #radiology
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
cases Clinical Signs ... years - May have signs ... pain at thoracic/lumbar ... decreased reflexes Pathophysiology ... involvement - CT
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
cases with chronic consolidation ... The final diagnosis ... will be other signs ... Clinical #Radiology #CTChest ... OrganizingPneumonia #RadiologyAssistant
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
myasthenia Diagnosis ... test - Cogan sign ... - Peek sign ... Imaging - CT Chest ... Myasthenia #Gravis #diagnosis
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
CT will also demonstrate ... signs of congestive ... the differential diagnostic ... a precursor of consolidation ... Clinical #Radiology #CTChest
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Nasal polyps and signs ... centrilobular nodules, or consolidation ... parenchyma Diagnosis ... CT) • Broncho-arterial ... #differential #diagnosis