14 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #Differential #Comparison ... #Table #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis: ill ... perilymphatic distribution ... #Clinical #Radiology ... Nodular #Pattern #Comparison ... #Table #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
perilymphatic distribution ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #Differential #Comparison ... #Table #RadiologyAssistant
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
is a peripheral distribution ... the differential diagnosis ... Biopsy revealed the diagnosis ... #Clinical #Radiology ... OrganizingPneumonia #BOOP #RadiologyAssistant
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
have an acute cardiac ... , may have non-cardiac ... pulmonay infection, ARDS ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
In daily clinical ... In these cases comparison ... with old fims can ... #Clinical #Radiology ... #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
strong lower zone distribution ... #Clinical #Diagnosis ... #Radiology #CTChest ... #UIP #Comparison ... #RadiologyAssistant
On the left a patient with CHF. 
There is an increase in heart size compared to
visible, such as redistribution ... supine film the cardiac ... #Clinical #Radiology ... #Exacerbation #Comparison ... #RadiologyAssistant
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... gravitational distribution ... #Clinical #Radiology ... #Differential #Comparison ... #Table #RadiologyAssistant
There are three principal varieties of pulmonary edema: cardiac, overhydration and increased capillary permeability (ARDS). 
The
pulmonary edema: cardiac ... permeability (ARDS ... #Clinical #Radiology ... Pedicle #Width #Comparison ... VascularPedicleWidth #RadiologyAssistant