51 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... LIP #Clinical #Diagnosis ... #Radiology #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
the left some diseases ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Comparison #Table
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Hypersensitivity Pneumonitis ... Hemorrhage, Edema • Consolidation ... Differential #Diagnosis ... #pulmonary #radiology
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... The table summarizes ... diagnosis is to ... #Diagnosis #Radiology ... #Table #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Smoking related diseases ... bronchiolitis (RB-ILD ... Pulmonary edema #Diagnosis ... #Radiology #Pulmonary ... #Table #Distribution
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
with airspace disease ... or tumor cells (Table ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Differential #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... which are probably consolidations ... On the CT cavitation ... #Clinical #Radiology
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
exclusion of other diseases ... carcinoma, the diagnosis ... #Clinical #Radiology ... #CTChest #COP # ... Organizing #Pneumonia #ILD
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
distribution of consolidation ... it is seen in pneumonias ... in chronic lung disease ... #Diagnosis #Radiology ... #CXR #Batwing #Differential
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Radiation C - Cystic ... clearance: - Cystic ... #differential # ... diagnosis #mnemonic ... #STARCHASERS #radiology