2859 results
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
predominance: UIP ... , NSIP, DIP. - Centrilobular ... #GroundGlass #Differential ... #RadiologyAssistant
Arthritis of the Hand - Arthritis Patterns

Osteoarthritis:
• Osteoarthritis of the hand usually involves the DIP and
usually involves the DIP ... Heberden's nodes - DIP ... joints, but not the DIP ... + DIP + 1st CMC ... + all DIP = PsA
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
lung diseases LIP ... I-JIP: usual interstitial ... AIP: acute interstitial ... CTILD #Diagnosis #Differential
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
pneumonia and UIP ... HRCT #ChestCT #Differential ... Central #Peripheral #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
is seen in: - UIP ... HRCT #ChestCT #Differential ... #Upper #Lower #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Lung cysts (LAM, LIP ... LowAttenuation #Differential ... Emphysema #SignetRing #RadiologyAssistant
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
function of the DIP ... distal to the DIP ... Swollen and tender DIP ... Extension splint of DIP ... free movement of PIP
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... central dot. - LIP ... Cystic #Cysts #Differential ... Comparison #Table #RadiologyAssistant
Multiple masses
The differential diagnostic list of multiple masses is very long.
The most important diagnoses are listed
Multiple masses The differential ... is difficult to differentiate ... Multiple #Massess #Differential ... #RadiologyAssistant
Chest XRay Consolidation Pattern - Differential Algorithm #Diagnosis #Radiology #Pulmonary #CXR #Consolidation #Pattern #Differential #Algorithm #RadiologyAssistant
Consolidation Pattern - Differential ... Consolidation #Pattern #Differential ... #Algorithm #RadiologyAssistant