10 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... .2016.12.033 #Halo ... #Sign #CT #Lung ... #Pulmonary #diagnosis
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. ... Patterns #Lung #Pulmonary ... ChestCT #radiology #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 ... #Sign #CT #Lung ... #Pulmonary #diagnosis
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram Sign ... on Chest CT • ... edema, severe ILD ... #Bronchogram #Sign ... #CT #Lung #Pulmonary
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... on Chest CT • Parallel ... bronchiectasis, CF, ILD ... #Tram #Track #Sign ... #CT #Lung #Pulmonary
Galaxy Sign on Chest CT
 • Coalescent granuloma with a central dense mass and tiny peripheral
Galaxy Sign on Chest ... CT • Coalescent ... progressive massive fibrosis ... .2016.12.033 #Galaxy #Sign ... #CT #Lung #Pulmonary
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Causes: • Cystic fibrosis ... evidence of cystic fibrosis ... Nasal polyps and signs ... CT) • Broncho-arterial ... function tests:
COVID-19 Chest CT

A mid 30 year old w/ COVID19 symptoms (Febrile/SOB) for a week presented to
COVID-19 Chest CT ... A mid 30 year old ... & felt it was best ... for Halo to be ... GroundGlass #SARSCOV2 #Coronavirus
Cushing's Syndrome - Hypercortisolism - Diagnosis and Clinical Features
1) Skin
 • Thin, easily bruisable skin with
hyperglycemia —+ mild ... dexamethasone suppression test ... is suspected: chest ... x-ray and/or CT ... Hypercortisolism #Diagnosis #signs
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• Pleuritic chest ... • CT: Halo sign ... Lymphadenopathy, Chest ... Pneumonia: • Chest ... Infections #HIV #AIDS #pulmonary