11 results
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
Central distribution ... cardiogenic pulmonary edema ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Differential #Table
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... emphysema: no walls, central ... #Radiology #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... nodules along the central ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #NodularPattern
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Diagnosis Algorithm ... Infarction • Stable ... Radiculopathy #ChestPain ... #Noncardiac #Cardiology ... #Algorithm #causes
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... thickening of the central ... #Clinical #Radiology ... #Pulmonary #CTChest ... #Differential #Comparison
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
incidental finding in HRCT ... #Clinical #Radiology ... #HRCT #CTChest ... Reticular #Pattern #Comparison ... #Table #RadiologyAssistant
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
year - Barium Enema ... 0.001 mSv 3 hours CENTRAL ... #PatientInfo #Radiology ... #CT #Nuclear #Comparison ... #Table #Risks #
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
lower zone or a central ... bronchiectasis) #Diagnosis ... #Radiology #Pulmonary ... #HRCT #CTChest ... Interpretation #Algorithm
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
) Differential diagnosis ... show very similar HRCT ... periphery towards the centrum ... #Radiology #CTChest ... #UIP #Comparison
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
(Table). ... interstitial pulmonary edema ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #Reticular