23 results
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... focal rounded area ... complete ring of consolidation ... Dermatomyositis, Lung ... #Halo #Sign #Infectious
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... - "Shred" sign ... thickened pleura in severe ... cases - Dynamic ... differential #diagnosis #signs
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. ... Consolidation 7. ... #Pulmonary #ChestCT
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... Sign) on Chest ... surrounded by a ... #Halo #Sign #CT ... #Lung #Pulmonary
Luftsichel Sign in Left Upper Lobe Collapse - Chest X-Ray

An upper lobe collapse causes the collapse
Luftsichel Sign ... the collapse lung ... #Luftsichel #Sign ... Collapse #clinical #radiology ... #Chest #XRay #CXR
Hilum Overlay Sign on Chest X-Ray
If a mass is in contact with the pulmonary vessels then,
Hilum Overlay Sign ... on Chest X-Ray ... the silhouette sign ... Hilum #Overlay #Sign ... #Chest #XRay #clinical
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
normal chest film ... reserve capacity ... period of CHF (right ... #Clinical #Radiology ... #CXR #CHF #Cephalization
Figure of 3 Sign - Coarctation of the Aorta on Chest X-Ray

The figure of 3 sign
Figure of 3 Sign ... of 3 sign refers ... There’s a focal ... Roesler sign refers ... #XRay #clinical
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... on Chest CT • ... airspace within a ... Air #Crescent #Sign ... #CT #Lung #Pulmonary
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... Nasal polyps and signs ... centrilobular nodules, or consolidation ... in the adjacent lung ... Immunoglobulins (Ig M, A,