19 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... Clinical #Diagnosis #Radiology ... #Cysts #Differential ... Comparison #Table #RadiologyAssistant
Cystic Neoplasms of the Pancreas
 - Serous Cystic Neoplasm
 - Solid Pseudopapillary Tumor (SPT) or Solid
Cystic Neoplasms ... Pancreas - Serous Cystic ... Pseudopapillary Tumor ... Neoplasms #Pancreas #radiology ... #oncology #differential
Diagram of different types of bone tumors that can occur around the knee on XRay -
• Giant cell tumor ... blade of grass sign ... degenerative subchondral cyst ... Diagnosis #Bony #Differential ... #Radiology #XRay
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
types of bone tumors ... • Giant cell tumor ... blade of grass sign ... Lesions #Bony #Differential ... #Diagnosis #Radiology
Bone Tumor Location within the Skeleton

Epiphysis: 
Only a few lesions are located in the epiphysis, so
Bone Tumor Location ... , a giant cell tumor ... subchondral bone cyst ... #Bone #Tumor #Location ... Diaphysis #Epiphysis #Radiology
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
edema, blood or tumor ... #Diagnosis #Radiology ... Consolidation #Differential ... #RadiologyAssistant
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
CT Patterns - Differential ... Blood, Water, Tumor ... Antitripsyn Def • Cysts ... #CT #Patterns #Differential ... Diagnosis #pulmonary #radiology
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
bronchiectasis, as in cystic ... an obstructing tumor ... #Clinical #Radiology ... Mucus #Plugging #RadiologyAssistant
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
A signet-ring sign ... bronchitis, COPD and cystic ... #Diagnosis #Radiology ... Bronchiectasis #Differential ... #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
inflammation or tumor ... bronchiolitis #Diagnosis #Radiology ... #GroundGlass #Differential ... #RadiologyAssistant