13 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Nodular LCH: - Sarcoidosis ... bronchiectasis: 'signet ring ... #Radiology #CTChest ... Comparison #Table #RadiologyAssistant
Pulsatile Exophthalmos on Physical Exam - Protrusion and Pulsation of the eyeball

The differential diagnosis of pulsatile
The differential diagnosis ... of the sphenoid wing ... #Exophthalmos #PhysicalExam ... clinical #video #ocular
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
dilatation (signet-ring ... trapping A signet-ring ... dilated bronchus (ring ... The most common cause ... #Diagnosis #Radiology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... Immunocompetent Multiple Ring-Enhancing ... 80% with lung nodules ... an incomplete ring ... #causes #radiology
Here are the most common examples of these four patterns on a chest x-ray (click image
opacities - Fine Nodular ... - Multiple Masses ... Atelectasis #Diagnosis ... #Clinical #Radiology ... Consolidation #Patterns #RadiologyAssistant
On the left another typical case of sarcoidosis.
In addition to the perilymphatic nodules, there are multiple
another typical case ... located in the upper ... #Clinical #Radiology ... Peribronchovascular #Nodular ... #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
in the nodular ... In most cases small ... #Diagnosis #Radiology ... NodularPattern #Nodular ... Comparison #Diagram #RadiologyAssistant
Pulsatile Exophthalmos on Physical Exam - Protrusion and Pulsation of the eyeball
Causes:
 - Carotid cavernous fistula
of the eyeball Causes ... (with sphenoid wing ... #Exophthalmos #PhysicalExam ... clinical #video #ocular
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... in fact this is nodular ... #Clinical #Diagnosis ... #Radiology #CXR ... #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... patterns: reticular, nodular ... seen and in many cases ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant