23 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... doi.org/10.1016/j.chest ... .2016.12.033 #Halo ... #Sign #CT #Lung
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Lung Findings on Chest ... CT 1. ... Reverse Halo Sign ... Halo Sign 6. ... 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 ... Atoll #Reverse #Halo ... #Sign #CT #Lung
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... feeding vessel sign ... feeding vessel sign ... Clinical #Radiology #CXR ... #CTChest #Septic
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... on Chest CT • ... distinct radiographic areas ... #Head #Cheese #Sign ... #CT #Lung #Pulmonary
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
evidence of a chest ... infiltrate (e.g., CXR ... , CT, ultrasound ... production, pleuritic chest ... pain) and signs
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
from TB endemic areas ... cases Clinical Signs ... years - May have signs ... tissue damage - CXR ... involvement - CT
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
skin (esp. over areas ... Pericarditis) -> Chest ... Dyspnea, pleuritic chest ... pleural effusion on CXR ... pathophysiology #signs
Cushing's Syndrome - Hypercortisolism - Diagnosis and Clinical Features
1) Skin
 • Thin, easily bruisable skin with
especially in areas ... sun (e.g., palm creases ... is suspected: chest ... x-ray and/or CT ... Hypercortisolism #Diagnosis #signs
The CT-image is not very helpful in the differentiation.
There are hypodense areas, which could be masses.
On
The CT-image is ... are hypodense areas ... also could be areas ... Clinical #Radiology #CXR ... #CTChest #Hodgkins