48 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... , amyloidosis, sarcoidosis ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Garland Triad on Chest X-Ray in Sarcoidosis 
aka Pawnbroker's Sign - Right paratracheal and bilateral hilar
Garland Triad on Chest ... paratracheal and bilateral ... Garland #Triad #Chest ... #XRay #CXR #Pawnbrokers ... #radiology #pulmonary
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
lesions than the chest ... can suggest the diagnosis ... The chest film shows ... #Clinical #Radiology ... #CXR #CTChest #
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... on Chest CT • ... Feeding #Vessel #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Findings on Chest ... CT 1. ... Bilateral Peripheral ... Pulmonary #ChestCT #radiology ... #CTChest #diagnosis
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
Monod Sign on Chest ... CT • Air surrounding ... preexisting pulmonary cavity ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Galaxy Sign on Chest CT
 • Coalescent granuloma with a central dense mass and tiny peripheral
Galaxy Sign on Chest ... CT • Coalescent ... nodules • DDx: Sarcoidosis ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... on Chest CT • ... sub-acute HP, sarcoidosis ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Sign) on Chest ... CT • Central GGO ... GPA, lipoid pna, sarcoidosis ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
- Differential Diagnosis ... Algorithm Red ... lymadenopathy, clubbing, chest ... ) • Abnormal CXR ... refer + order CT