5893 results
Diagnostic approach to acute exacerbation in interstitial lung disease.  Abbreviation: ILD, interstitial lung disease; GGO,
Diagnostic approach ... lung disease; GGO ... Lung #Disease #Diagnosis
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
circumferential GGO ... Lung #Pulmonary #diagnosis
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Ground-glass opacity (GGO ... bronchiolitis #Diagnosis ... Pulmonary #CTChest #GGO
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Non-Infectious Differential Diagnosis ... rounded area of GGO ... #Differential #Diagnosis
In the images on your left you can appreciate again the spectrum of findings seen in
a very subtle GGO ... obvious example of GGO ... image also shows GGO ... excluding UIP as diagnosis
The predominant finding is ground glass opacity (GGO).
There is very subtle traction bronchiectasis, indicating that the
glass opacity (GGO ... indicating that the GGO ... suggestive for the diagnosis
The predominant finding is ground glass opacity (GGO).
There is very subtle traction bronchiectasis, indicating that the
glass opacity (GGO ... indicating that the GGO ... suggestive for the diagnosis
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
CT • Central GGO ... Lung #Pulmonary #diagnosis
COVID-19 False Negative Score Calculator

CONTACT - Does the patient have a known COVID-19 contact?
OTHER - Does
infiltrates or GGO ... Consider alternative diagnoses ... no alternative diagnoses ... RiskScore #Calculator #Diagnosis
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
consolidation and GG ... lower lung zone, GGO ... Organizing Pneumonia - Diagnosis ... pulmonary #ILD #diagnosis