15 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #Comparison #Table ... #RadiologyAssistant
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
chronic bronchitis, COPD ... #Diagnosis #Radiology ... #Pulmonary #Bronchiectasis ... #Differential # ... RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
#Clinical #Diagnosis ... #Radiology #CTChest ... #Cavity #Cyst # ... Emphysema #Comparison ... #RadiologyAssistant
On the left a patient with CHF. 
There is an increase in heart size compared to
Other signs of CHF ... redistribution of pulmonary ... that helpful, but comparison ... #Clinical #Radiology ... #Comparison #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
In daily clinical ... In these cases comparison ... during a period of CHF ... #Clinical #Radiology ... Redistribution #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
Notice that even within each lobe there is a gravity dependent difference in density.
This is only
transudate like in CHF ... #Clinical #Radiology ... #CTChest #CHF # ... Alveolar #Pulmonary ... #Dependent #RadiologyAssistant
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... #Clinical #Radiology ... Carcinomatosis #Mimic #Differential ... #Comparison #Table ... #RadiologyAssistant
There are three principal varieties of pulmonary edema: cardiac, overhydration and increased capillary permeability (ARDS). 
The
principal varieties of pulmonary ... #Clinical #Radiology ... #CXR #CHF #Vascular ... Pedicle #Width #Comparison ... VascularPedicleWidth #RadiologyAssistant
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
Signs of poor perfusion ... Signs of congestion ... with presence of pulmonary ... #diagnosis #differential ... #heartfailure #chf