19 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... Comparison #Table #RadiologyAssistant
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
Tree in Bud Sign ... linear branching pattern ... like cystic fibrosis ... #diagnosis #clinical ... #radiology #ChestCT
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... The cystic pattern ... seen and in many cases ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... Nodule - Multiple Masses ... Atelectasis #Diagnosis ... #Clinical #Radiology ... #RadiologyAssistant
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
The diagnosis of ... The most common cause ... bronchitis, COPD and cystic ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... before the typical cysts ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... Comparison #Table #RadiologyAssistant
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
with a reticular pattern ... or a cystic pattern ... In many of such cases ... #Clinical #Radiology ... LangerhansCellHistiocytosis #LCH #RadiologyAssistant
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... Non-Infectious Causes ... Brucellosis Faget's Sign ... • Malaria • Leptospirosis ... #Differential #Diagnosis
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
was caused by multiple ... challenging differential diagnosis ... the central dot sign ... #Clinical #Radiology ... #RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
In many cases you ... to confirm the diagnosis ... at the lung bases ... #Clinical #Radiology ... #Honeycombing #RadiologyAssistant