9 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
of Lung Findings ... on Chest CT 1. ... Reverse Halo Sign ... Halo Sign 6. ... #Patterns #Lung
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... sarcoidosis, mets to the lung ... .2016.12.033 #Halo ... #Sign #CT #Lung
COVID-19 Chest CT - Case 4

Main aspects of the image: multiple opacities in the glass and
COVID-19 Chest CT ... periphery of two lungs ... as or without halo ... with inverted halo ... #SARSCoV2 #CTChest
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... Sign) on Chest ... CT • Central GGO ... Atoll #Reverse #Halo ... #Sign #CT #Lung
COVID-19 Chest CT - Case 2

Main aspects of the image: multiple opacities in the glass and
COVID-19 Chest CT ... periphery of two lungs ... as or without halo ... with inverted halo ... #SARSCoV2 #CTChest
COVID-19 Chest CT - Case 1

Main aspects of the image: multiple opacities in the glass and
COVID-19 Chest CT ... periphery of two lungs ... as or without halo ... with inverted halo ... #SARSCoV2 #CTChest
COVID-19 Chest CT - Case 3

Main aspects of the image: multiple opacities in the glass and
COVID-19 Chest CT ... periphery of two lungs ... as or without halo ... with inverted halo ... #SARSCoV2 #CTChest
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • CT: Halo sign ... macrophages in HIV • Lung ... cough, myalgia • Lung ... Microsporidium #Lung
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Nasal polyps and signs ... in the adjacent lung ... of the affected lung ... CT) • Broncho-arterial ... mycobacteria Treatment