17 results
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... Non-Infectious Differential ... complete ring of consolidation ... • Infectious Causes ... Non-Infectious Causes
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Reverse Halo Sign ... Halo Sign 6. ... Consolidation 7. ... Patterns #Lung #Pulmonary ... #ChestCT #radiology
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
you think of the causes ... the alveoli and cause ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Differential #RadiologyAssistant
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
The most common cause ... from the various causes ... Look for other signs ... #Diagnosis #Radiology ... #Differential #
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Pneumonia: - Consolidation ... - Supleural Consolidations ... thickened pleura in severe ... cases - Dynamic ... #differential #
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... Sign) on Chest ... circumferential denser consolidation ... #Lung #Pulmonary ... #diagnosis #radiology
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... or peripheral (reversed ... lobar pneumonia caused ... #Diagnosis #Radiology ... #Pulmonary #CXR
Reverse Halo Sign
Defined as a central ground class opacity surrounded by a ring of dense consolidation
Differential
Reverse Halo Sign ... ring of dense consolidation ... Differential Diagnosis ... #Halo #Sign #differential ... #radiology
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Edema (NCPE) - Differential ... rest will become severe ... and diffuse Neurogenic ... • Signs/Symptoms ... #differential #diagnosis
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Most Common Causes ... Nasal polyps and signs ... centrilobular nodules, or consolidation ... #differential #