53 results
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... #ChestCT #CT #Lung ... #Diseases #diagnosis ... #differential # ... radiology
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
- Differential ... Diagnosis • Infections ... Malignancy: Metastases (lung ... Diagnosis #neurology ... #radiology
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... on Chest CT • ... leading into a lung ... Feeding #Vessel #Sign ... #diagnosis #radiology
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... sarcoidosis, mets to the lung ... .2016.12.033 #Halo #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
19 Patterns of Lung ... Reverse Halo Sign ... Halo Sign 6. ... Pulmonary #ChestCT #radiology ... #CTChest #diagnosis
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
demonstrates more lesions ... can suggest the diagnosis ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... • 80% with lung ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
or air-filled lesions ... - Emphysema - Lung ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential
Diagram of different types of bone tumors that can occur around the knee on XRay -
- punched out lesions ... blade of grass sign ... #Bone #Tumors #Diagnosis ... #Bony #Differential ... #Radiology #XRay
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... LIP #Clinical #Diagnosis ... #Radiology #CTChest ... Cystic #Cysts #Differential